diff --git a/etc/profile-m-z/thunderbird.profile b/etc/profile-m-z/thunderbird.profile
index 2e7b69cec..b478fbe1e 100644
--- a/etc/profile-m-z/thunderbird.profile
+++ b/etc/profile-m-z/thunderbird.profile
@@ -6,7 +6,7 @@ include thunderbird.local
 # Persistent global definitions
 include globals.local
 
-ignore whitelist-runuser-common.inc
+ignore include whitelist-runuser-common.inc
 
 # writable-run-user and dbus are needed by enigmail
 ignore dbus-user none