diff --git a/sensu/plugins/check-apt-get-update.sh b/sensu/plugins/check-apt-get-update.sh
new file mode 100755
index 0000000..a46fb6c
--- /dev/null
+++ b/sensu/plugins/check-apt-get-update.sh
@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+if [[ -n $1 ]]; then
+    export http_proxy=$1
+fi
+
+if ! { apt-get update 2>&1 || echo "E: update failed"; } | grep -q '^[WE]:'; then
+    echo "apt cache update successsful"
+    exit 0
+else
+    echo "apt cache update failed"
+    exit 2
+fi