diff --git a/src/glfw/cleansymbols.nim b/src/glfw/cleansymbols.nim
index 1441172..3228951 100644
--- a/src/glfw/cleansymbols.nim
+++ b/src/glfw/cleansymbols.nim
@@ -11,6 +11,7 @@ template camelCase(str: string): string =
     else:
       res.add(str[i])
     i += 1
+  res[0] = res[0].toUpperAscii
   res
 
 template lowerFirstLetter(str, rep: string): string =