diff --git a/src/StructId.FunctionalTests/StructId.FunctionalTests.csproj b/src/StructId.FunctionalTests/StructId.FunctionalTests.csproj
index 205fc8c..eed60e6 100644
--- a/src/StructId.FunctionalTests/StructId.FunctionalTests.csproj
+++ b/src/StructId.FunctionalTests/StructId.FunctionalTests.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Dapper" Version="2.1.35" />
+    <PackageReference Include="Dapper" Version="2.1.66" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.11" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="8.0.11" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="8.0.11" />
diff --git a/src/StructId.Tests/StructId.Tests.csproj b/src/StructId.Tests/StructId.Tests.csproj
index dd5faaa..f73cc2c 100644
--- a/src/StructId.Tests/StructId.Tests.csproj
+++ b/src/StructId.Tests/StructId.Tests.csproj
@@ -20,7 +20,7 @@
     <PackageReference Include="ThisAssembly.Resources" Version="2.0.10" PrivateAssets="all" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Scriban" Version="5.12.1" GeneratePathProperty="true" />
-    <PackageReference Include="Dapper" Version="2.1.35" />
+    <PackageReference Include="Dapper" Version="2.1.66" />
     <PackageReference Include="Ulid" Version="1.3.4" />
   </ItemGroup>
 
diff --git a/src/StructId/StructId.csproj b/src/StructId/StructId.csproj
index 204bb54..49ae642 100644
--- a/src/StructId/StructId.csproj
+++ b/src/StructId/StructId.csproj
@@ -7,7 +7,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.11" />
-    <PackageReference Include="Dapper" Version="2.1.35" />
+    <PackageReference Include="Dapper" Version="2.1.66" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Ulid" Version="1.3.4" />
   </ItemGroup>