diff --git a/tasks/general/acct_mgmt/users.yml b/tasks/general/acct_mgmt/users.yml
index 1a672de..f875a4b 100644
--- a/tasks/general/acct_mgmt/users.yml
+++ b/tasks/general/acct_mgmt/users.yml
@@ -835,11 +835,12 @@
 
         echo "*** Continuing with upgrade. ***"
         sudo sed -i "s/$OLD/$NEW/g" /etc/apt/sources.list
-        find /etc/apt/sources.list.d -name "*.list" -name "*.source" \
+        find /etc/apt/sources.list.d/ \
+          -name "*.list" -o -name "*.sources" \
           -exec sudo sed -i "s/$OLD/$NEW/g" {} \;
 
-        sudo grep $OLD /etc/apt/sources.list /etc/apt/sources.list.d/*
-        sudo grep $NEW /etc/apt/sources.list /etc/apt/sources.list.d/*
+        sudo grep $OLD /etc/apt/sources.list /etc/apt/sources.list.d/*.{list,sources}
+        sudo grep $NEW /etc/apt/sources.list /etc/apt/sources.list.d/*.{list,sources}
 
         echo -en "\nDo the source files look correct? (y/N) "
         typeset -u confirm_correct