diff --git a/Containers/fulltextsearch/Dockerfile b/Containers/fulltextsearch/Dockerfile
index 1b8fe765..d33f7ea2 100644
--- a/Containers/fulltextsearch/Dockerfile
+++ b/Containers/fulltextsearch/Dockerfile
@@ -1,20 +1,17 @@
 # syntax=docker/dockerfile:latest
-# Probably from here https://github.com/elastic/elasticsearch/blob/main/distribution/docker/src/docker/Dockerfile
-FROM elasticsearch:8.19.14
+# Probably from here https://github.com/elastic/dockerfiles/blob/9.3/elasticsearch/Dockerfile
+FROM elasticsearch:9.3.3
 
 USER root
 
-ARG DEBIAN_FRONTEND=noninteractive
-
-# hadolint ignore=DL3008
+# hadolint ignore=DL3041
 RUN set -ex; \
     \
-    apt-get update; \
-    apt-get upgrade -y; \
-    apt-get install -y --no-install-recommends \
+    microdnf update -y; \
+    microdnf install -y --setopt=tsflags=nodocs \
         tzdata \
     ; \
-    rm -rf /var/lib/apt/lists/*;
+    microdnf clean all;
 
 COPY --chmod=775 healthcheck.sh /healthcheck.sh