diff --git a/Src/Asp.NetCore2/SqlSugar.AccessCore/Access/AccessProvider.cs b/Src/Asp.NetCore2/SqlSugar.AccessCore/Access/AccessProvider.cs
index d3a7f0307..18afe7b90 100644
--- a/Src/Asp.NetCore2/SqlSugar.AccessCore/Access/AccessProvider.cs
+++ b/Src/Asp.NetCore2/SqlSugar.AccessCore/Access/AccessProvider.cs
@@ -70,7 +70,7 @@ namespace SqlSugar.Access
             }
             if (parameters.HasValue())
             {
-                OleDbParameter[] ipars = GetSqlParameter(parameters).Where(x=>sql.Contains(x.ParameterName)).ToArray();
+                OleDbParameter[] ipars = GetSqlParameter(parameters).Where(x=>sql.ToLower().Contains(x.ParameterName.ToLower())).ToArray();
                 if (ipars != null)
                 {
                     ipars = ipars.OrderBy(it => sql.IndexOf(it.ParameterName)).ToArray();
diff --git a/Src/Asp.NetCore2/SqlSugar.AccessCore/SqlSugar.AccessCore.csproj b/Src/Asp.NetCore2/SqlSugar.AccessCore/SqlSugar.AccessCore.csproj
index 089cff927..3b6d459b7 100644
--- a/Src/Asp.NetCore2/SqlSugar.AccessCore/SqlSugar.AccessCore.csproj
+++ b/Src/Asp.NetCore2/SqlSugar.AccessCore/SqlSugar.AccessCore.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.1</TargetFramework>
-    <Version>1.2.0</Version>
+    <Version>1.4.0</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Src/Asp.NetCore2/SqlSugar.AccessCore/SqlSugar.AccessCore.nuspec b/Src/Asp.NetCore2/SqlSugar.AccessCore/SqlSugar.AccessCore.nuspec
index 60aaacc48..f58b5bfa5 100644
--- a/Src/Asp.NetCore2/SqlSugar.AccessCore/SqlSugar.AccessCore.nuspec
+++ b/Src/Asp.NetCore2/SqlSugar.AccessCore/SqlSugar.AccessCore.nuspec
@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>SqlSugar.AccessCore</id>
-    <version>1.2</version>
+    <version>1.4</version>
     <authors>sunkaixuan</authors>
     <owners>Landa</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>