diff --git a/src/stc/stc.cpp.in b/src/stc/stc.cpp.in
index d4af95790c..827633364d 100644
--- a/src/stc/stc.cpp.in
+++ b/src/stc/stc.cpp.in
@@ -224,8 +224,9 @@ bool wxStyledTextCtrl::Create(wxWindow *parent,
     // STC doesn't support RTL languages at all
     SetLayoutDirection(wxLayout_LeftToRight);
 
-    // Rely on native double buffering by default.
-#if wxALWAYS_NATIVE_DOUBLE_BUFFER
+    // Rely on native double buffering by default, except under Mac where it
+    // doesn't work for some reason, see #18085.
+#if wxALWAYS_NATIVE_DOUBLE_BUFFER && !defined(__WXMAC__)
     SetBufferedDraw(false);
 #else
     SetBufferedDraw(true);