1 files changed, 1 insertions, 1 deletions
diff --git a/range.c b/range.c
index 388418bff7..693920b803 100644
--- a/range.c
+++ b/range.c
@@ -596,7 +596,7 @@ range_bsearch(VALUE range)
 	} \
 	else { \
 	    rb_raise(rb_eTypeError, "wrong argument type %s" \
-		"(must respond be numeric, true, false or nil)", \
+		" (must respond be numeric, true, false or nil)", \
 		rb_obj_classname(v)); \
 	} \
     } while (0)