diff --git a/contrib/docker/Dockerfile b/contrib/docker/Dockerfile
index 8be607da..9669a8f1 100644
--- a/contrib/docker/Dockerfile
+++ b/contrib/docker/Dockerfile
@@ -12,7 +12,7 @@ RUN apt-get update && apt-get install -y \
 
 LABEL maintainer "ebusd@ebusd.eu"
 
-ENV EBUSD_VERSION 3.0
+ENV EBUSD_VERSION 3.1
 ENV EBUSD_ARCH amd64
 
 LABEL version "${EBUSD_VERSION}-${EBUSD_ARCH}-devel"
diff --git a/contrib/docker/release/Dockerfile b/contrib/docker/release/Dockerfile
index 5c881091..3aed278c 100644
--- a/contrib/docker/release/Dockerfile
+++ b/contrib/docker/release/Dockerfile
@@ -7,7 +7,7 @@ RUN apt-get update && apt-get install -y \
 
 LABEL maintainer "ebusd@ebusd.eu"
 
-ENV EBUSD_VERSION 3.0
+ENV EBUSD_VERSION 3.1
 ENV EBUSD_ARCH amd64
 
 LABEL version "${EBUSD_VERSION}-${EBUSD_ARCH}"
diff --git a/contrib/docker/runtime/Dockerfile b/contrib/docker/runtime/Dockerfile
index db536e59..7ae98f07 100644
--- a/contrib/docker/runtime/Dockerfile
+++ b/contrib/docker/runtime/Dockerfile
@@ -7,7 +7,7 @@ RUN apt-get update && apt-get install -y \
 
 LABEL maintainer "ebusd@ebusd.eu"
 
-ENV EBUSD_VERSION 3.0
+ENV EBUSD_VERSION 3.1
 ENV EBUSD_ARCH amd64
 
 LABEL version "${EBUSD_VERSION}-${EBUSD_ARCH}-mqtt1"