diff --git a/code/qcommon/vm.c b/code/qcommon/vm.c
index 8fb5564d20..01ce4c8f91 100644
--- a/code/qcommon/vm.c
+++ b/code/qcommon/vm.c
@@ -1960,6 +1960,7 @@ intptr_t QDECL VM_Call( vm_t *vm, int nargs, int callnum, ... )
 		//rcg010207 -  see dissertation at top of VM_DllSyscall() in this file.
 		int32_t args[MAX_VMMAIN_CALL_ARGS-1];
 		va_list ap;
+		memset( args, 0, sizeof( args ) );
 		va_start( ap, callnum );
 		for ( i = 0; i < nargs; i++ ) {
 			args[i] = va_arg( ap, int32_t );