diff --git a/internal/distributed/proxy/httpserver/utils.go b/internal/distributed/proxy/httpserver/utils.go
index c6e34a69b6..3e379c5e3c 100644
--- a/internal/distributed/proxy/httpserver/utils.go
+++ b/internal/distributed/proxy/httpserver/utils.go
@@ -25,7 +25,7 @@ import (
 	"github.com/milvus-io/milvus/pkg/util"
 	"github.com/milvus-io/milvus/pkg/util/funcutil"
 	"github.com/milvus-io/milvus/pkg/util/merr"
-	"github.com/milvus-io/milvus/pkg/util/parameterutil.go"
+	"github.com/milvus-io/milvus/pkg/util/parameterutil"
 )
 
 func ParseUsernamePassword(c *gin.Context) (string, string, bool) {
diff --git a/internal/proxy/validate_util.go b/internal/proxy/validate_util.go
index 0fe0740343..9d497b7788 100644
--- a/internal/proxy/validate_util.go
+++ b/internal/proxy/validate_util.go
@@ -12,7 +12,7 @@ import (
 	"github.com/milvus-io/milvus/pkg/log"
 	"github.com/milvus-io/milvus/pkg/util/funcutil"
 	"github.com/milvus-io/milvus/pkg/util/merr"
-	"github.com/milvus-io/milvus/pkg/util/parameterutil.go"
+	"github.com/milvus-io/milvus/pkg/util/parameterutil"
 	"github.com/milvus-io/milvus/pkg/util/paramtable"
 	"github.com/milvus-io/milvus/pkg/util/typeutil"
 )
diff --git a/internal/rootcoord/create_collection_task.go b/internal/rootcoord/create_collection_task.go
index 667a211efa..7356df5c15 100644
--- a/internal/rootcoord/create_collection_task.go
+++ b/internal/rootcoord/create_collection_task.go
@@ -37,7 +37,7 @@ import (
 	"github.com/milvus-io/milvus/pkg/util/commonpbutil"
 	"github.com/milvus-io/milvus/pkg/util/funcutil"
 	"github.com/milvus-io/milvus/pkg/util/merr"
-	parameterutil "github.com/milvus-io/milvus/pkg/util/parameterutil.go"
+	"github.com/milvus-io/milvus/pkg/util/parameterutil"
 	"github.com/milvus-io/milvus/pkg/util/typeutil"
 )
 
diff --git a/pkg/util/parameterutil.go/get_max_len.go b/pkg/util/parameterutil/get_max_len.go
similarity index 100%
rename from pkg/util/parameterutil.go/get_max_len.go
rename to pkg/util/parameterutil/get_max_len.go
diff --git a/pkg/util/parameterutil.go/get_max_len_test.go b/pkg/util/parameterutil/get_max_len_test.go
similarity index 100%
rename from pkg/util/parameterutil.go/get_max_len_test.go
rename to pkg/util/parameterutil/get_max_len_test.go