diff --git a/Dockerfile b/Dockerfile
index 0b0fd39..63a2fe5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,9 +9,8 @@ RUN true \
 RUN true \
     && apt-get update \
     && apt-get install -y gpg \
-    && echo "deb http://ppa.launchpad.net/ansible/ansible/ubuntu focal main" > /etc/apt/sources.list.d/ansible.repo \
+    && add-apt-repository ppa:ansible/ansible \
     && apt-get update \
-    && apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 93C4A3FD7BB9C367 \
-    && apt-get install -y gpg ansible python3-requests python3-influxdb python3-netaddr \
+    && apt-get install -y ansible python3-requests python3-influxdb python3-netaddr \
     && apt-get clean && apt-get purge && rm -r /var/lib/apt/lists/* \
     && true