diff --git a/src/hotspot/share/services/diagnosticCommand.hpp b/src/hotspot/share/services/diagnosticCommand.hpp
index 8bad997b33532..dcc84b49abf82 100644
--- a/src/hotspot/share/services/diagnosticCommand.hpp
+++ b/src/hotspot/share/services/diagnosticCommand.hpp
@@ -988,7 +988,7 @@ class SystemMapDCmd : public DCmd {
   SystemMapDCmd(outputStream* output, bool heap);
   static const char* name() { return "System.map"; }
   static const char* description() {
-    return "Prints an annotated process memory map of the VM process (linux and Windows only).";
+    return "Prints an annotated process memory map of the VM process (linux, Windows and MacOS only).";
   }
   static const char* impact() { return "Medium; can be high for very large java heaps."; }
   static const JavaPermission permission() {
@@ -1006,7 +1006,7 @@ class SystemDumpMapDCmd : public DCmdWithParser {
   SystemDumpMapDCmd(outputStream* output, bool heap);
   static const char* name() { return "System.dump_map"; }
   static const char* description() {
-    return "Dumps an annotated process memory map to an output file (linux and Windows only).";
+    return "Dumps an annotated process memory map to an output file (linux, Windows and MacOS only).";
   }
   static const char* impact() { return "Medium; can be high for very large java heaps."; }
   static const JavaPermission permission() {
@@ -1017,6 +1017,6 @@ class SystemDumpMapDCmd : public DCmdWithParser {
   virtual void execute(DCmdSource source, TRAPS);
 };
 
-#endif // LINUX or WINDOWS
+#endif // LINUX, WINDOWS or MACOS
 
 #endif // SHARE_SERVICES_DIAGNOSTICCOMMAND_HPP