diff --git a/make/hotspot/lib/JvmFlags.gmk b/make/hotspot/lib/JvmFlags.gmk
index ded9ca4be3d..5544f391d4a 100644
--- a/make/hotspot/lib/JvmFlags.gmk
+++ b/make/hotspot/lib/JvmFlags.gmk
@@ -92,11 +92,6 @@ JVM_CFLAGS += \
     $(EXTRA_CFLAGS) \
     #
 
-# -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
-ifeq ($(USE_PRECOMPILED_HEADER), false)
-  JVM_CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
-endif
-
 ifneq ($(HOTSPOT_OVERRIDE_LIBPATH), )
   JVM_CFLAGS += -DOVERRIDE_LIBPATH='"$(HOTSPOT_OVERRIDE_LIBPATH)"'
 endif
diff --git a/src/hotspot/share/precompiled/precompiled.hpp b/src/hotspot/share/precompiled/precompiled.hpp
index 07922d12969..a5f42a0fe86 100644
--- a/src/hotspot/share/precompiled/precompiled.hpp
+++ b/src/hotspot/share/precompiled/precompiled.hpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2010, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,8 +25,6 @@
 // Precompiled headers are turned off if the user passes
 // --disable-precompiled-headers to configure.
 
-#ifndef DONT_USE_PRECOMPILED_HEADER
-
 // These header files are included in at least 130 C++ files, as of
 // measurements made in November 2018. This list excludes files named
 // *.inline.hpp, since including them decreased build performance.
@@ -77,5 +75,3 @@
 #include "oops/oop.inline.hpp"
 #include "runtime/handles.inline.hpp"
 #endif // TARGET_COMPILER_visCPP
-
-#endif // !DONT_USE_PRECOMPILED_HEADER