diff --git a/bindata.go b/bindata.go
index 3ed0ac6..f81829b 100644
--- a/bindata.go
+++ b/bindata.go
@@ -1,3 +1,4 @@
 package main
 
 //go:generate go-bindata-assetfs -mode 0664 -modtime 1 -o ./bindata.generated.go webdata/...
+//go:generate gofmt -w ./bindata.generated.go
diff --git a/keysyms.generated.go b/keysyms.generated.go
index faeae20..1e36558 100644
--- a/keysyms.generated.go
+++ b/keysyms.generated.go
@@ -1,3 +1,4 @@
+// Code generated by keysyms.generator.go. DO NOT EDIT.
 // +build portal x11
 
 package main
diff --git a/keysyms.generator.go b/keysyms.generator.go
index 8682ad7..182e5ed 100644
--- a/keysyms.generator.go
+++ b/keysyms.generator.go
@@ -101,7 +101,8 @@ func main() {
 		}
 		keysymsMap[unicode] = keysym
 	}
-	content := "// +build portal x11\n\n" +
+	content := "// Code generated by keysyms.generator.go. DO NOT EDIT.\n" +
+		"// +build portal x11\n\n" +
 		"package main\n\n" +
 		"var keysymsMap = map[rune]Keysym{\n"
 	keys := make([]rune, 0)