diff --git a/libavcodec/aacdec_fixed.c b/libavcodec/aacdec_fixed.c
index 7b5e40e484..27547667ab 100644
--- a/libavcodec/aacdec_fixed.c
+++ b/libavcodec/aacdec_fixed.c
@@ -415,7 +415,9 @@ static void apply_independent_coupling_fixed(AACContext *ac,
 
     c = cce_scale_fixed[gain & 7];
     shift = (gain-1024) >> 3;
-    if (shift < 0) {
+    if (shift < -31) {
+        return;
+    } else if (shift < 0) {
         shift = -shift;
         round = 1 << (shift - 1);