diff --git a/Install.md b/Install.md
index d4ed0b7..c208057 100644
--- a/Install.md
+++ b/Install.md
@@ -52,3 +52,5 @@ sudo cp -a Release/clang+llvm-7.0.0-x86_64-linux-gnu-ubuntu-16.04/lib/clang/7.0.
 Then you must set the initialization option
 [`clang.resourceDir`](Customization#clangresourcedir): `--init='{"clang":
 {"resourceDir": "/usr/local/clang/7.0.0"}}'`.
+
+**note:** It's likely you will encounter this issue whenever you update clang without rebuilding ccls.
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