diff --git a/SWIG/Lib/ruby/rubykw.swg b/SWIG/Lib/ruby/rubykw.swg
index 3d76610a9..33fa769be 100644
--- a/SWIG/Lib/ruby/rubykw.swg
+++ b/SWIG/Lib/ruby/rubykw.swg
@@ -2,7 +2,7 @@
 #define __ruby_rubykw_swg__
 
 /* Warnings for Ruby keywords */
-#define RUBYKW(x) %keywordwanr("'" `x` "' is a ruby keyword, and it will renamed as 'C_"`x`"'",rename="C_%s")  `x`
+#define RUBYKW(x) %keywordwarn("'" `x` "' is a ruby keyword, and it will renamed as 'C_"`x`"'",rename="C_%s")  `x`
 
 
 /*