diff --git a/states/apt/defaults.yaml b/states/apt/defaults.yaml
index f24e5c4..26cf1b0 100644
--- a/states/apt/defaults.yaml
+++ b/states/apt/defaults.yaml
@@ -10,7 +10,7 @@ apt:
       - APT::Periodic::Download-Upgradeable-Packages "1";
       - APT::Periodic::AutocleanInterval "0";
     10proxy:
-      - Acquire::http::ProxyAutoDetect "/usr/local/bin/apt-proxy-detect.py";
+      - Acquire::http::Proxy-Auto-Detect "/usr/local/bin/apt-proxy-detect.py";
       - Acquire::https::Proxy "DIRECT";
     99unauth:
       - APT::Get::AllowUnauthenticated "true";
diff --git a/states/apt/templates/apt.py.j2 b/states/apt/templates/apt.py.j2
old mode 100755
new mode 100644