1 files changed, 1 insertions, 1 deletions

diff --git a/toxav/msi.c b/toxav/msi.c
index f8bc8451..d68e4a9c 100644
--- a/toxav/msi.c
+++ b/toxav/msi.c
@@ -526,7 +526,7 @@ MSICall *new_call ( MSISession *session, uint32_t friend_number )
         session->calls = tmp;
         
         /* Set fields in between to null */
-        int32_t i = session->calls_tail + 1;
+        uint32_t i = session->calls_tail + 1;
         for (; i < friend_number; i ++)
             session->calls[i] = NULL;