diff --git a/drone/deliver.sh b/drone/deliver.sh
index 44accf1..fe1e110 100644
--- a/drone/deliver.sh
+++ b/drone/deliver.sh
@@ -1,40 +1,6 @@
 #!/usr/bin/env bash
 
-echo "installing packages..."
-yum update > /dev/null
-yum -y install openssh-clients openssh-client > /dev/null
-echo "done."
-
-rm -rf /root/.ssh
-mkdir -p /root/.ssh
-echo "$SSH_PRIVATE_KEY" > /root/.ssh/id_rsa
-echo "$SSH_PUBLIC_KEY" > /root/.ssh/id_rsa.pub
-chmod 0600 /root/.ssh/*
-chmod 700 /root/.ssh
-ls -lsh /root/.ssh
-ls -ld /root/.ssh
-pwd
-
-case "$1" in
-  "dev")
-    USER=maxime
-    IP=92.132.18.192
-    DIR=server/TBasket/backend
-    ;;
-  "production")
-    USER=palafour
-    IP=193.49.118.205
-    DIR=TBasket/backend
-    ;;
-  "")
-    echo "first argument is missing" >&2
-    exit 1
-    ;;
-  *)
-    echo "branch $1 is unable to perform delivery, authorized branches are 'dev and production' for delivery." >&2
-    echo "delivery step skipped"
-    exit 0
-esac
+./drone/prepare-delivery.sh
 
 ./gradlew :shadowJar
 
diff --git a/drone/prepare-deliver.sh b/drone/prepare-deliver.sh
new file mode 100644
index 0000000..a1808b8
--- /dev/null
+++ b/drone/prepare-deliver.sh
@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+
+#use the right command to install packages
+if [ "$(command -v apt)" ]; then CMD=apt; else CMD=yum; fi
+
+echo "installing packages..."
+eval $CMD update > /dev/null
+eval $CMD -y install openssh-client > /dev/null
+echo "done."
+
+echo "$SSH_PRIVATE_KEY" > /root/.ssh/id_rsa
+echo "$SSH_PUBLIC_KEY" > /root/.ssh/id_rsa.pub
+chmod 0600 /root/.ssh/*
+chmod 700 /root/.ssh
+
+case "$1" in
+  "dev")
+    export USER=maxime
+    export IP=92.132.18.192
+    export DIR=server/TBasket/backend
+  ;;
+  "production")
+    export USER=palafour
+    export IP=193.49.118.205
+    export DIR=TBasket/backend
+  ;;
+  "")
+    echo "first argument is missing" >&2
+    exit 1
+    ;;
+  *)
+    echo "branch $1 is unable to perform delivery, authorized branches are 'dev and production' for delivery." >&2
+    echo "delivery step skipped"
+    exit 0
+esac
\ No newline at end of file