diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index f59b7b34d..0959ff0fb 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,3 +1,7 @@
+## 18.0.0
+
+* Update FCS to 43.7.200
+
 ## 17.2.2
 
 * Improvement for `<seealso/>` [#789](https://github.com/fsprojects/FSharp.Formatting/issues/789)
diff --git a/paket.dependencies b/paket.dependencies
index caf0fa0fb..d155ea545 100644
--- a/paket.dependencies
+++ b/paket.dependencies
@@ -5,13 +5,14 @@ framework: auto-detect
 storage: none
 
 nuget FSharp.Core >= 4.7 lowest_matching:true
-nuget FSharp.Compiler.Service 42.7.101
+nuget FSharp.Compiler.Service 43.7.200
 nuget CommandLineParser ~> 2.8
-nuget Microsoft.Build.Framework
-nuget Microsoft.Build.Tasks.Core
-nuget Microsoft.Build.Utilities.Core
-nuget Ionide.ProjInfo 0.61.0
-nuget Ionide.ProjInfo.Sln 0.61.0
+nuget Microsoft.Build copy_local: false
+nuget Microsoft.Build.Framework copy_local: false
+nuget Microsoft.Build.Utilities.Core copy_local: false
+nuget Microsoft.Build.Tasks.Core copy_local: false
+nuget Ionide.ProjInfo 0.61.1
+nuget Ionide.ProjInfo.Sln 0.61.1
 nuget Newtonsoft.Json
 nuget Suave
 nuget System.Memory
diff --git a/paket.lock b/paket.lock
index 2c7e53dea..f01fb1d7c 100644
--- a/paket.lock
+++ b/paket.lock
@@ -3,46 +3,44 @@ RESTRICTION: || (== net7.0) (== netstandard2.1)
 NUGET
   remote: https://api.nuget.org/v3/index.json
     CommandLineParser (2.9.1)
-    FSharp.Compiler.Service (42.7.101)
-      FSharp.Core (7.0)
-      Microsoft.Build.Framework (>= 17.4)
-      Microsoft.Build.Tasks.Core (>= 17.4)
-      Microsoft.Build.Utilities.Core (>= 17.4)
+    FSharp.Compiler.Service (43.7.200)
+      FSharp.Core (7.0.200)
       System.Buffers (>= 4.5.1)
       System.Collections.Immutable (>= 6.0)
+      System.Diagnostics.DiagnosticSource (>= 6.0)
       System.Memory (>= 4.5.5)
       System.Reflection.Emit (>= 4.7)
       System.Reflection.Metadata (>= 6.0)
       System.Runtime.CompilerServices.Unsafe (>= 6.0)
-    FSharp.Core (7.0)
+    FSharp.Core (7.0.200)
     FSharp.Data (3.3.3)
       FSharp.Core (>= 4.3.4)
     FsUnit (3.9)
       FSharp.Core (>= 4.2.3)
       NETStandard.Library (>= 2.0.3)
       NUnit (>= 3.12 < 4.0)
-    Ionide.ProjInfo (0.61)
+    Ionide.ProjInfo (0.61.1)
       FSharp.Core (>= 6.0.5) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
-      Ionide.ProjInfo.Sln (>= 0.61) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
+      Ionide.ProjInfo.Sln (>= 0.61.1) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
       Microsoft.Build (>= 17.2) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
       Microsoft.Build.Framework (>= 17.2) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
       SemanticVersioning (>= 2.0.2) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
-    Ionide.ProjInfo.Sln (0.61)
-    Microsoft.Build (17.3.1) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
-      Microsoft.Build.Framework (>= 17.3.1) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net6.0))
-      Microsoft.NET.StringTools (>= 17.3.1) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net6.0))
-      System.Collections.Immutable (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net6.0))
-      System.Configuration.ConfigurationManager (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net6.0))
-      System.Reflection.Metadata (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
-      System.Reflection.MetadataLoadContext (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net6.0))
-      System.Security.Principal.Windows (>= 5.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
-      System.Text.Encoding.CodePages (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
-      System.Text.Json (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net6.0))
-      System.Threading.Tasks.Dataflow (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net6.0))
-    Microsoft.Build.Framework (17.4)
+    Ionide.ProjInfo.Sln (0.61.1)
+    Microsoft.Build (17.4) - copy_local: false
+      Microsoft.Build.Framework (>= 17.4) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
+      Microsoft.NET.StringTools (>= 17.4) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
+      System.Collections.Immutable (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
+      System.Configuration.ConfigurationManager (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
+      System.Reflection.Metadata (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net7.0))
+      System.Reflection.MetadataLoadContext (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
+      System.Security.Principal.Windows (>= 5.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net7.0))
+      System.Text.Encoding.CodePages (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net7.0))
+      System.Text.Json (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
+      System.Threading.Tasks.Dataflow (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
+    Microsoft.Build.Framework (17.4) - copy_local: false
       Microsoft.Win32.Registry (>= 5.0) - restriction: == netstandard2.1
       System.Security.Permissions (>= 6.0)
-    Microsoft.Build.Tasks.Core (17.4)
+    Microsoft.Build.Tasks.Core (17.4) - copy_local: false
       Microsoft.Build.Framework (>= 17.4)
       Microsoft.Build.Utilities.Core (>= 17.4)
       Microsoft.NET.StringTools (>= 17.4)
@@ -55,7 +53,7 @@ NUGET
       System.Security.Cryptography.Xml (>= 6.0)
       System.Security.Permissions (>= 6.0)
       System.Threading.Tasks.Dataflow (>= 6.0)
-    Microsoft.Build.Utilities.Core (17.4)
+    Microsoft.Build.Utilities.Core (17.4) - copy_local: false
       Microsoft.Build.Framework (>= 17.4)
       Microsoft.NET.StringTools (>= 17.4)
       Microsoft.Win32.Registry (>= 5.0) - restriction: == netstandard2.1
@@ -75,7 +73,7 @@ NUGET
     Microsoft.CodeAnalysis.CSharp (3.11)
       Microsoft.CodeAnalysis.Common (3.11)
     Microsoft.CodeCoverage (17.4) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net462)) (&& (== netstandard2.1) (>= netcoreapp3.1))
-    Microsoft.NET.StringTools (17.4)
+    Microsoft.NET.StringTools (17.4) - copy_local: false
       System.Memory (>= 4.5.5)
       System.Runtime.CompilerServices.Unsafe (>= 6.0)
     Microsoft.NET.Test.Sdk (17.4)
@@ -88,12 +86,12 @@ NUGET
     Microsoft.TestPlatform.TestHost (17.4) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
       Microsoft.TestPlatform.ObjectModel (>= 17.4) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
       Newtonsoft.Json (>= 13.0.1) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
-    Microsoft.Win32.Registry (5.0) - restriction: == netstandard2.1
+    Microsoft.Win32.Registry (5.0) - copy_local: false, restriction: == netstandard2.1
       System.Buffers (>= 4.5.1) - restriction: || (&& (== net7.0) (>= monoandroid) (< netstandard1.3)) (&& (== net7.0) (>= monotouch)) (&& (== net7.0) (< netcoreapp2.0)) (&& (== net7.0) (>= xamarinios)) (&& (== net7.0) (>= xamarinmac)) (&& (== net7.0) (>= xamarintvos)) (&& (== net7.0) (>= xamarinwatchos)) (== netstandard2.1)
       System.Memory (>= 4.5.4) - restriction: || (&& (== net7.0) (< netcoreapp2.0)) (&& (== net7.0) (< netcoreapp2.1)) (&& (== net7.0) (>= uap10.1)) (== netstandard2.1)
       System.Security.AccessControl (>= 5.0)
       System.Security.Principal.Windows (>= 5.0)
-    Microsoft.Win32.SystemEvents (6.0.1) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
+    Microsoft.Win32.SystemEvents (6.0.1) - copy_local: false, restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
     NETStandard.Library (2.0.3)
       Microsoft.NETCore.Platforms (>= 1.1)
     Newtonsoft.Json (13.0.1)
@@ -105,16 +103,19 @@ NUGET
     Suave (2.6.2)
       FSharp.Core
     System.Buffers (4.5.1)
-    System.CodeDom (6.0)
+    System.CodeDom (6.0) - copy_local: false
     System.Collections.Immutable (6.0)
       System.Memory (>= 4.5.4) - restriction: || (&& (== net7.0) (>= net461)) (&& (== net7.0) (< net6.0)) (== netstandard2.1)
       System.Runtime.CompilerServices.Unsafe (>= 6.0)
-    System.Configuration.ConfigurationManager (6.0)
+    System.Configuration.ConfigurationManager (6.0) - copy_local: false
       System.Security.Cryptography.ProtectedData (>= 6.0)
       System.Security.Permissions (>= 6.0)
-    System.Drawing.Common (6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
+    System.Diagnostics.DiagnosticSource (7.0.1)
+      System.Memory (>= 4.5.5) - restriction: || (&& (== net7.0) (>= net462)) (&& (== net7.0) (< net6.0)) (== netstandard2.1)
+      System.Runtime.CompilerServices.Unsafe (>= 6.0) - restriction: || (&& (== net7.0) (>= net462)) (&& (== net7.0) (< net6.0)) (== netstandard2.1)
+    System.Drawing.Common (6.0) - copy_local: false, restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
       Microsoft.Win32.SystemEvents (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
-    System.Formats.Asn1 (6.0)
+    System.Formats.Asn1 (6.0) - copy_local: false
       System.Buffers (>= 4.5.1) - restriction: || (&& (== net7.0) (>= net461)) (&& (== net7.0) (< net6.0)) (== netstandard2.1)
       System.Memory (>= 4.5.4) - restriction: || (&& (== net7.0) (>= net461)) (&& (== net7.0) (< net6.0)) (== netstandard2.1)
     System.Memory (4.5.5)
@@ -125,40 +126,38 @@ NUGET
     System.Reflection.Emit (4.7)
     System.Reflection.Metadata (6.0.1)
       System.Collections.Immutable (>= 6.0)
-    System.Reflection.MetadataLoadContext (6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
+    System.Reflection.MetadataLoadContext (6.0) - copy_local: false, restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
       System.Collections.Immutable (>= 6.0)
       System.Reflection.Metadata (>= 6.0)
-    System.Resources.Extensions (6.0)
+    System.Resources.Extensions (6.0) - copy_local: false
       System.Memory (>= 4.5.4) - restriction: || (&& (== net7.0) (>= net461)) (&& (== net7.0) (< net6.0)) (== netstandard2.1)
     System.Runtime.CompilerServices.Unsafe (6.0)
-    System.Security.AccessControl (6.0)
+    System.Security.AccessControl (6.0) - copy_local: false
       System.Security.Principal.Windows (>= 5.0) - restriction: || (&& (== net7.0) (>= net461)) (&& (== net7.0) (< net6.0)) (== netstandard2.1)
-    System.Security.Cryptography.Cng (5.0) - restriction: || (&& (== net7.0) (< net6.0)) (&& (== net7.0) (< netcoreapp3.1)) (&& (== net7.0) (< netstandard2.1)) (== netstandard2.1)
-    System.Security.Cryptography.Pkcs (6.0.1)
+    System.Security.Cryptography.Cng (5.0) - copy_local: false, restriction: || (&& (== net7.0) (< net6.0)) (&& (== net7.0) (< netcoreapp3.1)) (&& (== net7.0) (< netstandard2.1)) (== netstandard2.1)
+    System.Security.Cryptography.Pkcs (6.0.1) - copy_local: false
       System.Formats.Asn1 (>= 6.0)
       System.Security.Cryptography.Cng (>= 5.0) - restriction: || (&& (== net7.0) (< net6.0)) (&& (== net7.0) (< netcoreapp3.1)) (&& (== net7.0) (< netstandard2.1)) (== netstandard2.1)
-    System.Security.Cryptography.ProtectedData (6.0)
-      System.Memory (>= 4.5.4) - restriction: || (&& (== net7.0) (< net6.0)) (== netstandard2.1)
-    System.Security.Cryptography.Xml (6.0.1)
+    System.Security.Cryptography.ProtectedData (6.0) - copy_local: false, restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
+    System.Security.Cryptography.Xml (6.0.1) - copy_local: false
       System.Memory (>= 4.5.4) - restriction: || (&& (== net7.0) (< net6.0)) (== netstandard2.1)
       System.Security.AccessControl (>= 6.0)
       System.Security.Cryptography.Pkcs (>= 6.0.1)
-    System.Security.Permissions (6.0)
+    System.Security.Permissions (6.0) - copy_local: false
       System.Security.AccessControl (>= 6.0)
       System.Windows.Extensions (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
-    System.Security.Principal.Windows (5.0)
-    System.Text.Encoding.CodePages (6.0)
-      System.Memory (>= 4.5.4) - restriction: || (&& (== net7.0) (>= net461)) (&& (== net7.0) (< netcoreapp3.1)) (== netstandard2.1)
+    System.Security.Principal.Windows (5.0) - copy_local: false
+    System.Text.Encoding.CodePages (6.0) - copy_local: false
       System.Runtime.CompilerServices.Unsafe (>= 6.0)
-    System.Text.Encodings.Web (6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
+    System.Text.Encodings.Web (6.0) - copy_local: false, restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
       System.Runtime.CompilerServices.Unsafe (>= 6.0)
-    System.Text.Json (6.0.5) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= net6.0))
+    System.Text.Json (6.0.5) - copy_local: false, restriction: || (== net7.0) (&& (== netstandard2.1) (>= net472)) (&& (== netstandard2.1) (>= net7.0))
       System.Runtime.CompilerServices.Unsafe (>= 6.0)
       System.Text.Encodings.Web (>= 6.0)
-    System.Threading.Tasks.Dataflow (6.0)
+    System.Threading.Tasks.Dataflow (6.0) - copy_local: false
     System.Threading.Tasks.Extensions (4.5.4)
       System.Runtime.CompilerServices.Unsafe (>= 4.5.3) - restriction: || (&& (== net7.0) (>= net461)) (&& (== net7.0) (< netcoreapp2.1)) (&& (== net7.0) (< netstandard1.0)) (&& (== net7.0) (< netstandard2.0)) (&& (== net7.0) (>= wp8)) (== netstandard2.1)
-    System.Windows.Extensions (6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
+    System.Windows.Extensions (6.0) - copy_local: false, restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
       System.Drawing.Common (>= 6.0) - restriction: || (== net7.0) (&& (== netstandard2.1) (>= netcoreapp3.1))
 
 GROUP Fake