diff --git a/alpine-matrix/scripts/install.sh b/alpine-matrix/scripts/install.sh
index 892e882..dbb3010 100644
--- a/alpine-matrix/scripts/install.sh
+++ b/alpine-matrix/scripts/install.sh
@@ -17,11 +17,18 @@ pip3 install --upgrade pip setuptools
 pip3 install https://github.com/matrix-org/synapse/tarball/master
 pip3 install mautrix-telegram
 
-IRC_DIR=/usr/lib/matrix-appservice-irc/
-mkdir ${IRC_DIR}
-cd ${IRC_DIR}
-yarn add matrix-appservice-irc
-ln -s ${IRC_DIR}/node_modules/matrix-appservice-irc/bin/matrix-appservice-irc /usr/local/bin/matrix-appservice-irc
+install_appservice() {
+    PKG=$1
+    LIBDIR=/usr/lib/${PKG}
+
+    mkdir -p ${LIBDIR}
+    cd ${LIBDIR}
+    yarn add ${PKG}
+    ln -s ${IRC_DIR}/node_modules/${PKG}/bin/${PKG} /usr/local/bin/${PKG}
+}
+
+install_appservice matrix-appservice-irc
+install_appservice matrix-appservice-slack
 
 apk del .synapse-build