diff --git a/tools/profiling/microbenchmarks/bm_diff.py b/tools/profiling/microbenchmarks/bm_diff.py
index 1dff3335eedea1505403a3ce2dc1b606eced0a16..ed93605e42560f8c0a8416d72775d06d7a52a7ea 100755
--- a/tools/profiling/microbenchmarks/bm_diff.py
+++ b/tools/profiling/microbenchmarks/bm_diff.py
@@ -62,7 +62,7 @@ def min_change(pct):
 
 nanos = {
   'abs_diff': 5,
-  'pct_diff': 5,
+  'pct_diff': 10,
 }
 counter = {
   'abs_diff': 0.5,