diff --git a/shell/alias/ps.sh b/shell/alias/ps.sh
index 0e643ae..bbb93de 100644
--- a/shell/alias/ps.sh
+++ b/shell/alias/ps.sh
@@ -1,7 +1,7 @@
 # look for a string in processes names
-alias pg="\
-ps \
--A \
-| \
-grep \
-"
+pg() {
+	ps \
+		-A |
+		grep \
+			"${@}"
+}