diff --git a/modules/audio_coding/codecs/ilbc/enhancer_interface.c b/modules/audio_coding/codecs/ilbc/enhancer_interface.c
index f85df6d7ce..74dfebb47d 100644
--- a/modules/audio_coding/codecs/ilbc/enhancer_interface.c
+++ b/modules/audio_coding/codecs/ilbc/enhancer_interface.c
@@ -202,10 +202,10 @@ size_t  // (o) Estimated lag in end of in[]
 
     /* scaling */
     max16 = WebRtcSpl_MaxAbsValueW16(regressor, plc_blockl + 3 - 1);
-    if (max16>5000)
-      shifts=2;
-    else
-      shifts=0;
+
+    const int64_t max_val = plc_blockl * max16 * max16;
+    const int32_t factor = max_val >> 31;
+    shifts = factor == 0 ? 0 : 31 - WebRtcSpl_NormW32(factor);
 
     /* compute cross correlation */
     WebRtcSpl_CrossCorrelation(corr32, target, regressor, plc_blockl, 3, shifts,