diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000..3a8eca8
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# apply clang-format to all C++ sources
+8bd36a27c0764c869d40ac4102a24720b781b389