diff --git a/server/web/tree.go b/server/web/tree.go
index b389e148..fc5a11a2 100644
--- a/server/web/tree.go
+++ b/server/web/tree.go
@@ -570,9 +570,6 @@ func splitSegment(key string) (bool, []string, string) {
 				param = make([]rune, 0)
 			} else if v == '?' {
 				params = append(params, ":")
-			} else if v == '.' {
-				out = append(out, '\\')
-				out = append(out, v)
 			} else {
 				out = append(out, v)
 			}
diff --git a/server/web/tree_test.go b/server/web/tree_test.go
index 92a6b7f2..2c41a227 100644
--- a/server/web/tree_test.go
+++ b/server/web/tree_test.go
@@ -94,9 +94,9 @@ func init() {
 	//not match example
 
 	// https://github.com/astaxie/beego/issues/3865
-	routers = append(routers, notMatchTestInfo("/read_:id:int.htm", "/read_222htm"))
-	routers = append(routers, notMatchTestInfo("/read_:id:int.htm", "/read_222_htm"))
-	routers = append(routers, notMatchTestInfo("/read_:id:int.htm", " /read_262shtm"))
+	routers = append(routers, notMatchTestInfo("/read_:id:int\\.htm", "/read_222htm"))
+	routers = append(routers, notMatchTestInfo("/read_:id:int\\.htm", "/read_222_htm"))
+	routers = append(routers, notMatchTestInfo("/read_:id:int\\.htm", " /read_262shtm"))
 
 }
 
@@ -323,8 +323,9 @@ func TestSplitSegment(t *testing.T) {
 		":name:string":               {true, []string{":name"}, `([\w]+)`},
 		":id([0-9]+)":                {true, []string{":id"}, `([0-9]+)`},
 		":id([0-9]+)_:name":          {true, []string{":id", ":name"}, `([0-9]+)_(.+)`},
-		":id(.+)_cms.html":           {true, []string{":id"}, `(.+)_cms\.html`},
-		"cms_:id(.+)_:page(.+).html": {true, []string{":id", ":page"}, `cms_(.+)_(.+)\.html`},
+		":id(.+)_cms.html":           {true, []string{":id"}, `(.+)_cms.html`},
+		":id(.+)_cms\\.html":           {true, []string{":id"}, `(.+)_cms\.html`},
+		"cms_:id(.+)_:page(.+).html": {true, []string{":id", ":page"}, `cms_(.+)_(.+).html`},
 		`:app(a|b|c)`:                {true, []string{":app"}, `(a|b|c)`},
 		`:app\((a|b|c)\)`:            {true, []string{":app"}, `(.+)\((a|b|c)\)`},
 	}