diff --git a/LastKnownGoodClangRevision.txt b/LastKnownGoodClangRevision.txt
deleted file mode 100644
index 3120c57a5..000000000
--- a/LastKnownGoodClangRevision.txt
+++ /dev/null
@@ -1 +0,0 @@
-release_90
\ No newline at end of file
diff --git a/LastKnownGoodLLVMRevision.txt b/LastKnownGoodLLVMRevision.txt
deleted file mode 100644
index 3120c57a5..000000000
--- a/LastKnownGoodLLVMRevision.txt
+++ /dev/null
@@ -1 +0,0 @@
-release_90
\ No newline at end of file