diff --git a/patches/series b/patches/series
index 09f0fd6..d3aff88 100644
--- a/patches/series
+++ b/patches/series
@@ -11,3 +11,4 @@ ungoogled-chromium/macos/fix-runTsc-log-info.patch
 ungoogled-chromium/macos/no-unknown-warnings.patch
 ungoogled-chromium/macos/mark-remap_alloc-used.patch
 ungoogled-chromium/macos/re2-include-fix
+ungoogled-chromium/macos/fix-keyboard-code-conversion.patch
diff --git a/patches/ungoogled-chromium/macos/fix-keyboard-code-conversion.patch b/patches/ungoogled-chromium/macos/fix-keyboard-code-conversion.patch
new file mode 100644
index 0000000..f8cec6e
--- /dev/null
+++ b/patches/ungoogled-chromium/macos/fix-keyboard-code-conversion.patch
@@ -0,0 +1,14 @@
+--- a/ui/events/keycodes/keyboard_code_conversion_mac.mm
++++ b/ui/events/keycodes/keyboard_code_conversion_mac.mm
+@@ -48,6 +48,11 @@
+   return base::IsValidCodepoint(c) && !base::IsUnicodeControl(c);
+ }
+ 
++#if (__MAC_OS_X_VERSION_MAX_ALLOWED < 150000)
++constexpr int kVK_RightCommand = 0x36;
++constexpr int kVK_ContextualMenu = 0x6E;
++#endif
++
+ bool IsKeypadOrNumericKeyEvent(NSEvent* event) {
+   // Check that this is the type of event that has a keyCode.
+   switch (event.type) {