diff --git a/Dockerfile b/Dockerfile
index 7dbf42f21fb8345c19980099735bbc8521a2b9a8..9387821abb7b7fa58661309d9dbd02a7a299bd98 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # hadolint ignore=DL3007
-FROM registry.hub.docker.com/cznic/knot:latest
+FROM registry.hub.docker.com/cznic/knot:3.0
 # hadolint ignore=DL3008
 RUN apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \