diff --git a/src/pattern.c b/src/pattern.c
index ce12a0e..306b514 100644
--- a/src/pattern.c
+++ b/src/pattern.c
@@ -495,7 +495,7 @@
 		return 0;
 	}
 
-	pattern->expect_type = SMP_T_CSTR;
+	pattern->expect_type = SMP_T_UINT;
 
 	if (!last)
 		pattern->val.range.min = i;