diff --git a/build/Dockerfile b/build/Dockerfile
index a678fba..246ba9a 100644
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -5,7 +5,7 @@ RUN go mod download
 ADD ./cmd/keyctl-unmask .
 RUN go build . 
 
-FROM ubuntu
+FROM ubuntu:22.10
 RUN apt update && apt install keyutils jq curl netcat net-tools lsof linux-tools-generic -y --no-install-recommends && apt-get clean && rm -rf  /var/log/*log /var/lib/apt/lists/* /var/log/apt/* /var/lib/dpkg/*-old /var/cache/debconf/*-old
 COPY --from=0 /go/src/keyctl-unmask/keyctl-unmask /bin/keyctl-unmask
 CMD ["/bin/keyctl-unmask"] 
\ No newline at end of file