diff --git a/data/Dockerfiles/postfix-tlspol/Dockerfile b/data/Dockerfiles/postfix-tlspol/Dockerfile
index 51e8f775d..0f792a074 100644
--- a/data/Dockerfiles/postfix-tlspol/Dockerfile
+++ b/data/Dockerfiles/postfix-tlspol/Dockerfile
@@ -4,7 +4,7 @@ WORKDIR /src
 ENV CGO_ENABLED=0 \
     GO111MODULE=on \
 		NOOPT=1 \
-    VERSION=1.14.0
+    VERSION=1.14.5
 
 RUN git clone --branch v${VERSION} https://github.com/Zuplu/postfix-tlspol && \
     cd /src/postfix-tlspol && \
diff --git a/docker-compose.yml b/docker-compose.yml
index ecd460d46..c7fc240c4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -391,7 +391,7 @@ services:
             - postfix
 
     postfix-tlspol-mailcow:
-      image: ghcr.io/mailcow/postfix-tlspol:1.14.0
+      image: ghcr.io/mailcow/postfix-tlspol:1.14.5
       depends_on:
         unbound-mailcow:
           condition: service_healthy