diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index a4ca45d6..09f75370 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-  ".": "4.0.0",
+  ".": "4.0.1",
   "spanner-ado-net/spanner-ado-net": "1.0.0"
 }
diff --git a/Google.Cloud.EntityFrameworkCore.Spanner/Google.Cloud.EntityFrameworkCore.Spanner.csproj b/Google.Cloud.EntityFrameworkCore.Spanner/Google.Cloud.EntityFrameworkCore.Spanner.csproj
index ebcdfe6c..b091bc18 100644
--- a/Google.Cloud.EntityFrameworkCore.Spanner/Google.Cloud.EntityFrameworkCore.Spanner.csproj
+++ b/Google.Cloud.EntityFrameworkCore.Spanner/Google.Cloud.EntityFrameworkCore.Spanner.csproj
@@ -14,8 +14,8 @@
     <RepositoryType>git</RepositoryType>
     <PackageTags>spanner;entity framework;Google;Cloud;efcore</PackageTags>
     <PackageIcon>NuGetIcon.png</PackageIcon>
-    <Version>4.0.0</Version>
-    <PackageVersion>4.0.0</PackageVersion>
+    <Version>4.0.1</Version>
+    <PackageVersion>4.0.1</PackageVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/docs/history.md b/docs/history.md
index a27a7333..39bcae01 100644
--- a/docs/history.md
+++ b/docs/history.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [4.0.1](https://github.com/googleapis/dotnet-spanner-entity-framework/compare/Google.Cloud.EntityFrameworkCore.Spanner-4.0.0...Google.Cloud.EntityFrameworkCore.Spanner-4.0.1) (2026-03-23)
+
+
+### Bug Fixes
+
+* **ado.net:** set the correct initial version number ([#723](https://github.com/googleapis/dotnet-spanner-entity-framework/issues/723)) ([03bdec9](https://github.com/googleapis/dotnet-spanner-entity-framework/commit/03bdec98ecc605195ef5808b4fbd68ca259b483f))
+
 ## [4.0.0](https://github.com/googleapis/dotnet-spanner-entity-framework/compare/Google.Cloud.EntityFrameworkCore.Spanner-3.10.0...Google.Cloud.EntityFrameworkCore.Spanner-4.0.0) (2026-02-25)