diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 000000000..baa933066
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+++ b/.git-blame-ignore-revs
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+# Upgrade Prettier to 2.0.4. Reformatted all JS files
+b3f70538a9138bc279a451f4f358605097210d41