diff --git a/Containers/talk/start.sh b/Containers/talk/start.sh
index fb720233..d40e5ee5 100644
--- a/Containers/talk/start.sh
+++ b/Containers/talk/start.sh
@@ -19,7 +19,7 @@ elif [ -z "$INTERNAL_SECRET" ]; then
 fi
 
 set -x
-IPv4_ADDRESS_TALK_RELAY="$(hostname -i | grep -oP '[0-9]+\.[0-9]\+.[0-9]+\.[0-9]+' | head -1)"
+IPv4_ADDRESS_TALK_RELAY="$(hostname -i | grep -oP '[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+' | head -1)"
 IPv4_ADDRESS_TALK="$(dig nextcloud-aio-talk IN A +short +search | grep '^[0-9.]\+$' | sort | head -n1)"
 IPv6_ADDRESS_TALK="$(dig nextcloud-aio-talk AAAA +short +search | grep '^[0-9a-f:]\+$' | sort | head -n1)"
 set +x