diff --git a/.github/workflows/test_docker_build.yml b/.github/workflows/test_docker_build.yml
index 9bb6837..e848f4c 100644
--- a/.github/workflows/test_docker_build.yml
+++ b/.github/workflows/test_docker_build.yml
@@ -13,4 +13,10 @@ jobs:
     steps:
       - uses: actions/checkout@master
       - name: Verify that the Docker compose builds
-        run:  docker compose config
\ No newline at end of file
+        run: docker compose config
+      - name: Run projectatomic's dockerfile_lint on the iSB Dockerfile (https://github.com/projectatomic/dockerfile_lint)
+        run: docker run --rm -v $PWD:/root/ projectatomic/dockerfile-lint dockerfile_lint -f isb/Dockerfile
+      - name: Run projectatomic's dockerfile_lint on the Solr Dockerfile (https://github.com/projectatomic/dockerfile_lint)
+        run: docker run --rm -v $PWD:/root/ projectatomic/dockerfile-lint dockerfile_lint -f solr/Dockerfile
+      - name: Run projectatomic's dockerfile_lint on the PostgreSQL Dockerfile (https://github.com/projectatomic/dockerfile_lint)
+        run: docker run --rm -v $PWD:/root/ projectatomic/dockerfile-lint dockerfile_lint -f postgres/Dockerfile        
\ No newline at end of file
diff --git a/isb/Dockerfile b/isb/Dockerfile
index af4f812..6904a46 100644
--- a/isb/Dockerfile
+++ b/isb/Dockerfile
@@ -2,6 +2,9 @@
 # Build the main Python app
 FROM python:3.11.6 AS main
 
+LABEL name="iSamples in a Box Dockerfile"
+LABEL version=0.1
+
 # unclear if this is needed -- probably not…
 # RUN pip3 install --upgrade pip
 WORKDIR /app
diff --git a/postgres/Dockerfile b/postgres/Dockerfile
index b1a1395..2765188 100644
--- a/postgres/Dockerfile
+++ b/postgres/Dockerfile
@@ -1,3 +1,7 @@
 # syntax=docker/dockerfile:1
-FROM postgres:latest
+FROM postgres:16.1
+
+LABEL name="iSamples in a Box PostgreSQL Instance"
+LABEL version=1.0
+
 COPY ./postgresql.conf /etc/postgresql.conf
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diff --git a/solr/Dockerfile b/solr/Dockerfile
index 4caabe0..724df0c 100644
--- a/solr/Dockerfile
+++ b/solr/Dockerfile
@@ -1,5 +1,9 @@
 # syntax=docker/dockerfile:1
-FROM solr:latest
+FROM solr:9.4.1
+
+LABEL name="iSamples in a Box Solr Instance"
+LABEL version=1.0
+
 COPY ./jts-core-1.15.0.jar /opt/solr/server/solr-webapp/webapp/WEB-INF/lib/
 # this exposes the embedded zookeeper on the Docker network, so other services can talk to it (like the prometheus exporter)
 COPY ./zoo.cfg /opt/solr/server/solr/zoo.cfg
\ No newline at end of file