diff --git a/src/SmartSql.Bulk.PostgreSql/SmartSql.Bulk.PostgreSql.csproj b/src/SmartSql.Bulk.PostgreSql/SmartSql.Bulk.PostgreSql.csproj
index a3a318d7..ce78d999 100644
--- a/src/SmartSql.Bulk.PostgreSql/SmartSql.Bulk.PostgreSql.csproj
+++ b/src/SmartSql.Bulk.PostgreSql/SmartSql.Bulk.PostgreSql.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Npgsql" Version="4.1.10" />
+    <PackageReference Include="Npgsql" Version="4.1.12" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/SmartSql.DataConnector/SmartSql.DataConnector.csproj b/src/SmartSql.DataConnector/SmartSql.DataConnector.csproj
index ebc82448..30985b2c 100644
--- a/src/SmartSql.DataConnector/SmartSql.DataConnector.csproj
+++ b/src/SmartSql.DataConnector/SmartSql.DataConnector.csproj
@@ -23,7 +23,7 @@
       <PackageReference Include="Microsoft.Extensions.Hosting" Version="2.2.0" />
       <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="2.2.0" />
       <PackageReference Include="MySql.Data" Version="8.0.30" />
-      <PackageReference Include="Npgsql" Version="4.1.10" />
+      <PackageReference Include="Npgsql" Version="4.1.12" />
       <PackageReference Include="Oracle.ManagedDataAccess.Core" Version="2.19.140" />
       <PackageReference Include="Serilog.Extensions.Hosting" Version="3.0.0-dev-00019" />
       <PackageReference Include="Serilog.Settings.Configuration" Version="3.3.0" />
diff --git a/src/SmartSql.TypeHandler.PostgreSql/SmartSql.TypeHandler.PostgreSql.csproj b/src/SmartSql.TypeHandler.PostgreSql/SmartSql.TypeHandler.PostgreSql.csproj
index 9503d89a..6af1adc4 100644
--- a/src/SmartSql.TypeHandler.PostgreSql/SmartSql.TypeHandler.PostgreSql.csproj
+++ b/src/SmartSql.TypeHandler.PostgreSql/SmartSql.TypeHandler.PostgreSql.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Npgsql" Version="4.1.10" />
+    <PackageReference Include="Npgsql" Version="4.1.12" />
   </ItemGroup>
 
   <ItemGroup>