diff --git a/llvm/lib/Passes/PassBuilder.cpp b/llvm/lib/Passes/PassBuilder.cpp
--- a/llvm/lib/Passes/PassBuilder.cpp
+++ b/llvm/lib/Passes/PassBuilder.cpp
@@ -256,7 +256,7 @@
 
 /// Flag to enable inline deferral during PGO.
 static cl::opt<bool>
-    EnablePGOInlineDeferral("enable-npm-pgo-inline-deferral", cl::init(true),
+    EnablePGOInlineDeferral("enable-npm-pgo-inline-deferral", cl::init(false),
                             cl::Hidden,
                             cl::desc("Enable inline deferral during PGO"));