diff --git a/afsk/main.c b/afsk/main.c
index 147ec945..f4619065 100644
--- a/afsk/main.c
+++ b/afsk/main.c
@@ -402,7 +402,7 @@ int main(int argc, char * argv[]) {
   fgets(cmdbuffer1, 1000, file4);
   char camera_present[] = "supported=1 detected=1";
   // printf("strstr: %s \n", strstr( & cmdbuffer1, camera_present));
-  camera = (strstr( & cmdbuffer1, camera_present) != NULL) ? ON : OFF;
+  camera = (strstr( (const char *)& cmdbuffer1, camera_present) != NULL) ? ON : OFF;
   //  printf("Camera result:%s camera: %d \n", & cmdbuffer1, camera);
   pclose(file4);