diff -Naur a/p11-kit-0.23.1/p11-kit/proxy.c b/p11-kit-0.23.1/p11-kit/proxy.c
--- a/p11-kit-0.23.1/p11-kit/proxy.c	2014-11-12 16:28:50.000000000 +0530
+++ b/p11-kit-0.23.1/p11-kit/proxy.c	2015-10-13 11:45:38.501947807 +0530
@@ -408,7 +408,7 @@
 	Mapping *mapping;
 	CK_ULONG index;
 	CK_RV rv = CKR_OK;
-	int i;
+	unsigned int i;
 
 	return_val_if_fail (count != NULL, CKR_ARGUMENTS_BAD);