diff --git a/hmpps-wiremock/Dockerfile b/hmpps-wiremock/Dockerfile
index f48cad5..26adc2c 100644
--- a/hmpps-wiremock/Dockerfile
+++ b/hmpps-wiremock/Dockerfile
@@ -1,7 +1,7 @@
-FROM wiremock/wiremock:latest
+FROM wiremock/wiremock:3.9.1
 RUN addgroup --gid 2000 --system wiremock && adduser --uid 2000 --system wiremock --gid 2000
 
 COPY --chown=wiremock:wiremock wiremock /home/wiremock
 
 USER 2000
-ENTRYPOINT ["/docker-entrypoint.sh", "--port=8090", "--global-response-templating", "--disable-gzip", "--verbose"]
\ No newline at end of file
+ENTRYPOINT ["/docker-entrypoint.sh", "--port=8090", "--global-response-templating", "--disable-gzip", "--verbose"]