diff --git a/g/net/gtcp/gtcp_func.go b/g/net/gtcp/gtcp_func.go
index 1f007ed59..f496143b1 100644
--- a/g/net/gtcp/gtcp_func.go
+++ b/g/net/gtcp/gtcp_func.go
@@ -9,7 +9,6 @@ package gtcp
 import (
     "net"
     "time"
-    "strings"
 )
 
 const (
@@ -85,5 +84,8 @@ func isTimeout(err error) bool {
     if err == nil {
         return false
     }
-    return strings.Contains(err.Error(), "timeout")
+    if netErr, ok := err.(net.Error); ok && netErr.Timeout() {
+        return true
+    }
+    return false
 }
\ No newline at end of file
diff --git a/g/net/gudp/gudp_func.go b/g/net/gudp/gudp_func.go
index 3c6b15412..c151516d2 100644
--- a/g/net/gudp/gudp_func.go
+++ b/g/net/gudp/gudp_func.go
@@ -8,7 +8,6 @@ package gudp
 
 import (
     "net"
-    "strings"
 )
 
 // 创建标准库UDP链接操作对象
@@ -57,5 +56,8 @@ func isTimeout(err error) bool {
     if err == nil {
         return false
     }
-    return strings.Contains(err.Error(), "timeout")
+    if netErr, ok := err.(net.Error); ok && netErr.Timeout() {
+        return true
+    }
+    return false
 }
\ No newline at end of file