diff --git a/build/directive4.py b/build/directive4.py
index 8f05eeed57..dd8c111cfe 100644
--- a/build/directive4.py
+++ b/build/directive4.py
@@ -49,6 +49,7 @@ if ('MOZ_OFFICIAL_BRANDING' in listConfig) or (strBrandingDirectory.endswith("br
     # Applies to Pale Moon Only
     if 'MC_PALEMOON' in listConfig:
         listViolations += [
+            'MOZ_EME',
             'MOZ_WEBRTC'
         ]
     
diff --git a/old-configure.in b/old-configure.in
index 40198b9475..a7837dc1db 100644
--- a/old-configure.in
+++ b/old-configure.in
@@ -5842,6 +5842,7 @@ MOZ_BRANDING_DIRECTORY=$MOZ_BRANDING_DIRECTORY
 MC_BASILISK=$MC_BASILISK
 MC_PALEMOON=$MC_PALEMOON
 MOZ_SANDBOX=$MOZ_SANDBOX
+MOZ_EME=$MOZ_EME
 MOZ_WEBRTC=$MOZ_WEBRTC
 MOZ_SYSTEM_LIBEVENT=$MOZ_SYSTEM_LIBEVENT
 MOZ_SYSTEM_NSS=$MOZ_SYSTEM_NSS