diff --git a/apps/app_dial.c b/apps/app_dial.c
index 7e3f0ac635..41a6f72853 100644
--- a/apps/app_dial.c
+++ b/apps/app_dial.c
@@ -876,7 +876,7 @@ static int dial_exec_full(struct ast_channel *chan, void *data, struct ast_flags
 	char numsubst[256];
 	char cidname[AST_MAX_EXTENSION] = "";
 	int privdb_val = 0;
-	unsigned int calldurationlimit = -1;
+	int calldurationlimit = -1;
 	long timelimit = 0;
 	long play_warning = 0;
 	long warning_freq = 0;