diff --git a/src/builtins/basic.c b/src/builtins/basic.c
index eb3a099..b8092c9 100644
--- a/src/builtins/basic.c
+++ b/src/builtins/basic.c
@@ -96,7 +96,7 @@ static Object *bin_chr(Runtime *runtime, Object **argv, unsigned int argc, Error
 	
 	if(!Object_IsInt(argv[0]))
 		{
-			Error_Report(error, 0, "Argument #%d is not a integer", 1);
+			Error_Report(error, 0, "Argument #%d is not an integer", 1);
 			return NULL;
 		}