diff --git a/SPECS/thunderbird.spec b/SPECS/thunderbird.spec
index ee89e9b..da58191 100644
--- a/SPECS/thunderbird.spec
+++ b/SPECS/thunderbird.spec
@@ -233,8 +233,8 @@ Source301:      yasm-1.2.0-3.el5.src.rpm
 Source303:      libffi-3.0.13-18.el7_3.src.rpm
 Source304:      nodejs-10.21.0-5.fc32.src.rpm
 Source305:      openssl-1.0.2k-19.6.bundle.el7_7.src.rpm
-Source601:      thunderbird-redhat-default-prefs.js.rhel6
-Source701:      thunderbird-redhat-default-prefs.js.rhel7
+Source601:      thunderbird-centos-default-prefs.js.el6
+Source701:      thunderbird-centos-default-prefs.js.el7
 
 ## Firefox patches