diff --git a/src/FsSpreadsheet.CsvIO/FsSpreadsheet.CsvIO.fsproj b/src/FsSpreadsheet.CsvIO/FsSpreadsheet.CsvIO.fsproj
index b4cddb69..234e9fbc 100644
--- a/src/FsSpreadsheet.CsvIO/FsSpreadsheet.CsvIO.fsproj
+++ b/src/FsSpreadsheet.CsvIO/FsSpreadsheet.CsvIO.fsproj
@@ -22,7 +22,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\FsSpreadsheet\FsSpreadsheet.fsproj" PackageVersion="[3.0.0, 4.0.0)" />
+    <ProjectReference Include="..\FsSpreadsheet\FsSpreadsheet.fsproj" PackageVersion="[5.0.0, 6.0.0)" />
   </ItemGroup>
 
   <Target Name="UseExplicitPackageVersions" BeforeTargets="GenerateNuspec">
diff --git a/src/FsSpreadsheet.ExcelIO/FsSpreadsheet.ExcelIO.fsproj b/src/FsSpreadsheet.ExcelIO/FsSpreadsheet.ExcelIO.fsproj
index d2302bcc..aaf316d2 100644
--- a/src/FsSpreadsheet.ExcelIO/FsSpreadsheet.ExcelIO.fsproj
+++ b/src/FsSpreadsheet.ExcelIO/FsSpreadsheet.ExcelIO.fsproj
@@ -38,7 +38,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\FsSpreadsheet\FsSpreadsheet.fsproj" PackageVersion="[3.0.0, 4.0.0)" />
+    <ProjectReference Include="..\FsSpreadsheet\FsSpreadsheet.fsproj" PackageVersion="[5.0.0, 6.0.0)" />
   </ItemGroup>
 
   <Target Name="UseExplicitPackageVersions" BeforeTargets="GenerateNuspec">
diff --git a/src/FsSpreadsheet.Interactive/FsSpreadsheet.Interactive.fsproj b/src/FsSpreadsheet.Interactive/FsSpreadsheet.Interactive.fsproj
index 7bf14a71..0cf167be 100644
--- a/src/FsSpreadsheet.Interactive/FsSpreadsheet.Interactive.fsproj
+++ b/src/FsSpreadsheet.Interactive/FsSpreadsheet.Interactive.fsproj
@@ -41,7 +41,7 @@
   </ItemGroup>
   
   <ItemGroup>
-    <ProjectReference Include="..\FsSpreadsheet\FsSpreadsheet.fsproj" PackageVersion="[3.0.0, 4.0.0)" />
+    <ProjectReference Include="..\FsSpreadsheet\FsSpreadsheet.fsproj" PackageVersion="[5.0.0, 6.0.0)" />
     <PackageReference Include="Giraffe.ViewEngine" Version="1.4.0" />
     <PackageReference Include="Microsoft.DotNet.Interactive" Version="1.0.0-beta.23165.2" />
     <PackageReference Include="Microsoft.DotNet.Interactive.Formatting" Version="1.0.0-beta.23165.2" />