diff --git a/test/check-utils b/test/check-utils
index 5399eb7..40a8a26 100755
--- a/test/check-utils
+++ b/test/check-utils
@@ -13,10 +13,10 @@
 
 . "$(dirname "$0")/functions.inc"
 
-HAVE_GETLINE=$("$ZZCAT" -l | grep -q '^  getline(' && echo "y")
-HAVE_GETDELIM=$("$ZZCAT" -l | grep -q '^  getdelim(' && echo "y")
-HAVE_GETC_UNLOCKED=$("$ZZCAT" -l | grep -q '^  getc_unlocked(' && echo "y")
-HAVE_FGETC_UNLOCKED=$("$ZZCAT" -l | grep -q '^  fgetc_unlocked(' && echo "y")
+HAVE_GETLINE=$("$ZZCAT" -l | grep >/dev/null 2>&1 '^  getline(' && echo "y")
+HAVE_GETDELIM=$("$ZZCAT" -l | grep >/dev/null 2>&1 '^  getdelim(' && echo "y")
+HAVE_GETC_UNLOCKED=$("$ZZCAT" -l | grep >/dev/null 2>&1 '^  getc_unlocked(' && echo "y")
+HAVE_FGETC_UNLOCKED=$("$ZZCAT" -l | grep >/dev/null 2>&1 '^  fgetc_unlocked(' && echo "y")
 
 checkutils()
 {
diff --git a/test/functions.inc b/test/functions.inc
index 20328d1..6bb5a56 100644
--- a/test/functions.inc
+++ b/test/functions.inc
@@ -13,7 +13,7 @@
 #
 
 DIR="$(dirname "$0")"
-ZZUF="$DIR/../src/zzuf -E '[.]ilist$'"
+ZZUF="$DIR/../src/zzuf -E [.]ilist$"
 
 ZZCAT="$DIR/../src/zzcat"
 if [ ! -f "$ZZCAT" ]; then