diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000..0f7eef1
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# style: format with google java style guide (#73)
+30d3cd910f4ae5ee4392ad68b8a71a65b2440e01
\ No newline at end of file