diff --git a/apps/talk.c b/apps/talk.c
index 6584424668..ce759ba16c 100644
--- a/apps/talk.c
+++ b/apps/talk.c
@@ -48,7 +48,12 @@
 
 /***************** Constants *****************/
 
+#if MEMORYSIZE <= 2
+#define QUEUE_SIZE 64
+#else
 #define QUEUE_SIZE 128 /* must be a power of two */
+#endif
+
 #define QUEUE_MASK (QUEUE_SIZE-1)
 const char* const dir_thumbnail_name = "_dirname.talk";
 const char* const file_thumbnail_ext = ".talk";