diff --git a/vis-complete b/vis-complete
index f30359bb5..5468073fb 100755
--- a/vis-complete
+++ b/vis-complete
@@ -48,7 +48,7 @@ fi
 PATTERN="$1"
 
 if [ $COMPLETE_WORD = 1 ]; then
-	tr -cs '[:alnum:]_' '\n' |
+	tr -s '[:blank:]_' '\n' |
 		grep "^$(basic_regex_quote "$PATTERN")." |
 		sort -u
 else