diff --git a/tests/abbr.in b/tests/abbr.in
index b4f870494..2086f66cb 100644
--- a/tests/abbr.in
+++ b/tests/abbr.in
@@ -30,7 +30,7 @@ abbr -e '~__abbr2'
 # Ensure we handle leading dashes in abbreviation names properly
 abbr -- '--__abbr3' 'xyz'
 abbr | grep __abbr3
-abbr -e '--__abbr3'
+abbr -e -- '--__abbr3'
 
 # Ensure we are not recognizing later "=" as separators
 abbr d2 env a=b banana