diff --git a/shell/alias/apt.sh b/shell/alias/apt.sh
index f3c7624..afc1dbd 100644
--- a/shell/alias/apt.sh
+++ b/shell/alias/apt.sh
@@ -1,20 +1,23 @@
 # show package information
-alias ac="\
-apt-cache \
-show \
-"
+acl() {
+	apt-cache \
+		show \
+		"${@}"
+}
 
 # package versions policy
-alias acp="\
-apt-cache \
-policy \
-"
+acp() {
+	apt-cache \
+		policy \
+		"${@}"
+}
 
 # search package
-alias acs="\
-apt-cache \
-search \
-"
+acs() {
+	apt-cache \
+		search \
+		"${@}"
+}
 
 #
 agap() {