diff --git a/Directory.Packages.props b/Directory.Packages.props
index c4b67d266..5ed5476d8 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -27,7 +27,7 @@
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageVersion Include="Ionide.KeepAChangelog.Tasks" Version="0.1.8" />
     <PackageVersion Include="FSharp.Analyzers.Build" Version="0.2.0" />
-    <PackageVersion Include="G-Research.FSharp.Analyzers" Version="0.4.0" />
-    <PackageVersion Include="Ionide.Analyzers" Version="0.5.0" />
+    <PackageVersion Include="G-Research.FSharp.Analyzers" Version="0.5.1" />
+    <PackageVersion Include="Ionide.Analyzers" Version="0.5.1" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/src/FSharp.Formatting.ApiDocs/GenerateModel.fs b/src/FSharp.Formatting.ApiDocs/GenerateModel.fs
index 5a8eaa593..d31f5e474 100644
--- a/src/FSharp.Formatting.ApiDocs/GenerateModel.fs
+++ b/src/FSharp.Formatting.ApiDocs/GenerateModel.fs
@@ -816,10 +816,10 @@ type internal CrossReferenceResolver(root, collectionName, qualify, extensions)
 
         if (not (System.String.IsNullOrEmpty xmlsig)) then
             assert
-                (xmlsig.StartsWith("M:")
-                 || xmlsig.StartsWith("P:")
-                 || xmlsig.StartsWith("F:")
-                 || xmlsig.StartsWith("E:"))
+                (xmlsig.StartsWith("M:", StringComparison.Ordinal)
+                 || xmlsig.StartsWith("P:", StringComparison.Ordinal)
+                 || xmlsig.StartsWith("F:", StringComparison.Ordinal)
+                 || xmlsig.StartsWith("E:", StringComparison.Ordinal))
 
             xmlDocNameToSymbol.[xmlsig] <- memb
 
@@ -830,7 +830,7 @@ type internal CrossReferenceResolver(root, collectionName, qualify, extensions)
         let xmlsig = getXmlDocSigForType entity
 
         if (not (System.String.IsNullOrEmpty xmlsig)) then
-            assert (xmlsig.StartsWith("T:"))
+            assert (xmlsig.StartsWith("T:", StringComparison.Ordinal))
             xmlDocNameToSymbol.[xmlsig] <- entity
 
             if (not (niceNameEntityLookup.ContainsKey(entity.LogicalName))) then
@@ -986,7 +986,7 @@ type internal CrossReferenceResolver(root, collectionName, qualify, extensions)
             | Some nm -> Some(externalDocsLink false entity.DisplayName nm nm)
 
     let resolveCrossReferenceForTypeByXmlSig (typeXmlSig: string) =
-        assert (typeXmlSig.StartsWith("T:"))
+        assert (typeXmlSig.StartsWith("T:", StringComparison.Ordinal))
 
         match xmlDocNameToSymbol.TryGetValue(typeXmlSig) with
         | true, (:? FSharpEntity as entity) ->
@@ -1025,10 +1025,10 @@ type internal CrossReferenceResolver(root, collectionName, qualify, extensions)
 
     let tryResolveCrossReferenceForMemberByXmlSig (memberXmlSig: string) =
         assert
-            (memberXmlSig.StartsWith("M:")
-             || memberXmlSig.StartsWith("P:")
-             || memberXmlSig.StartsWith("F:")
-             || memberXmlSig.StartsWith("E:"))
+            (memberXmlSig.StartsWith("M:", StringComparison.Ordinal)
+             || memberXmlSig.StartsWith("P:", StringComparison.Ordinal)
+             || memberXmlSig.StartsWith("F:", StringComparison.Ordinal)
+             || memberXmlSig.StartsWith("E:", StringComparison.Ordinal))
 
         match xmlDocNameToSymbol.TryGetValue(memberXmlSig) with
         | true, (:? FSharpMemberOrFunctionOrValue as memb) when memb.DeclaringEntity.IsSome -> memb |> mfvToCref |> Some