diff --git a/tools/swift-refactor/swift-refactor.cpp b/tools/swift-refactor/swift-refactor.cpp
index f6838f7e555a0..f86930e4220ba 100644
--- a/tools/swift-refactor/swift-refactor.cpp
+++ b/tools/swift-refactor/swift-refactor.cpp
@@ -294,6 +294,7 @@ int main(int argc, char *argv[]) {
   Invocation.getLangOptions().AttachCommentsToDecls = true;
   Invocation.getLangOptions().CollectParsedToken = true;
   Invocation.getLangOptions().BuildSyntaxTree = true;
+  Invocation.getLangOptions().DisableAvailabilityChecking = true;
 
   if (options::EnableExperimentalConcurrency)
     Invocation.getLangOptions().EnableExperimentalConcurrency = true;