diff --git a/VERSIONS.md b/VERSIONS.md
index 778bfce..8377c06 100644
--- a/VERSIONS.md
+++ b/VERSIONS.md
@@ -1,3 +1,4 @@
+v3.1.1-beta.1
 v3.1.0
 v3.1.0-beta.3
 v3.1.0-beta.2
diff --git a/extra/docker-single/Dockerfile b/extra/docker-single/Dockerfile
index a76ae6c..87a92cb 100644
--- a/extra/docker-single/Dockerfile
+++ b/extra/docker-single/Dockerfile
@@ -88,7 +88,7 @@ RUN set -x; \
 
 # Install KooZic
 RUN set -x; \
-        v=v3.1.0 && \
+        v=v3.1.1-beta.1 && \
         wget -q https://github.com/DocMarty84/koozic/releases/download/${v}/koozic-${v}.tar.gz && \
         tar xfz koozic-*.tar.gz && \
         rm -rf koozic-*.tar.gz
diff --git a/extra/docker/Dockerfile b/extra/docker/Dockerfile
index f3d6bb5..2f29dc5 100644
--- a/extra/docker/Dockerfile
+++ b/extra/docker/Dockerfile
@@ -79,7 +79,7 @@ RUN set -x; \
 
 # Install KooZic
 RUN set -x; \
-        v=v3.1.0 && \
+        v=v3.1.1-beta.1 && \
         wget -q https://github.com/DocMarty84/koozic/releases/download/${v}/koozic-${v}.tar.gz && \
         tar xfz koozic-*.tar.gz && \
         rm -rf koozic-*.tar.gz