diff --git a/gfx/angle/moz.build.common b/gfx/angle/moz.build.common
index fa906ac78a00..c361f3695c14 100644
--- a/gfx/angle/moz.build.common
+++ b/gfx/angle/moz.build.common
@@ -11,3 +11,5 @@ if CONFIG['INTEL_ARCHITECTURE']:
 DEFINES['__NDK_FPABI__'] = ''
 DEFINES['ANGLE_SKIP_DXGI_1_2_CHECK'] = True
 DEFINES['ANGLE_ENABLE_KEYEDMUTEX'] = True
+if CONFIG["MOZ_WAYLAND"]:
+    CXXFLAGS += [ "-DWL_EGL_PLATFORM" ]