diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 34316a7e43e..d6b6434483f 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -40,6 +40,7 @@ utilities/                  @WordPress/openverse-maintainers
 .git-blame-ignore-revs      @WordPress/openverse-maintainers
 .gitattributes              @WordPress/openverse-maintainers
 .gitignore                  @WordPress/openverse-maintainers
+.hadolint.yaml              @WordPress/openverse-maintainers
 .pre-commit-config.yaml     @WordPress/openverse-maintainers
 CONTRIBUTING.md             @WordPress/openverse-maintainers
 LICENSE                     @WordPress/openverse-maintainers
diff --git a/.hadolint.yaml b/.hadolint.yaml
new file mode 100644
index 00000000000..e8130e547f1
--- /dev/null
+++ b/.hadolint.yaml
@@ -0,0 +1,6 @@
+ignored:
+  - DL3008 # pin versions in apt get install
+  - DL3013 # pin versions in pip
+  - DL3016 # pin versions in npm
+  - DL3018 # pin versions in apk add
+  - DL3041 # specify version in dnf install
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 85811ef3a94..fc9a3865dd4 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -160,3 +160,8 @@ repos:
       - id: renovate-config-validator
         args:
           - --strict
+
+  - repo: https://github.com/hadolint/hadolint
+    rev: v2.12.0
+    hooks:
+      - id: hadolint-docker
diff --git a/api/Dockerfile b/api/Dockerfile
index dcaa167439f..cbe67a82692 100644
--- a/api/Dockerfile
+++ b/api/Dockerfile
@@ -12,8 +12,17 @@ FROM docker.io/realies/audiowaveform:1.10.1 AS awf
 
 # Identify dependencies of the `audiowaveform` binary and move them to `/deps`,
 # while retaining their folder structure
-RUN ldd /usr/local/bin/audiowaveform | tr -s '[:blank:]' '\n' | grep '^/' | \
-  xargs -I % sh -c 'mkdir -p $(dirname deps%); cp % deps%;'
+
+# Enable pipefail before `RUN` that contains pipes
+SHELL ["/bin/ash", "-eo", "pipefail", "-c"]
+
+# The script is intentionally single quoted below so that it is not
+# expanded too eagerly and in the wrong context.
+# hadolint ignore=SC2016
+RUN ldd /usr/local/bin/audiowaveform \
+    | tr -s '[:blank:]' '\n' \
+    | grep '^/' \
+    | xargs -I % sh -c 'mkdir -p $(dirname deps%); cp % deps%;'
 
 ##################
 # Python builder #
@@ -30,15 +39,18 @@ ENV PIP_NO_COLOR=1
 # - Create a virtualenv inside `/venv`
 # - Install PDM to install Python dependencies
 RUN apt-get update \
-  && apt-get install -y python3-dev \
+  && apt-get install -yqq --no-install-recommends \
+    python3-dev \
+  && apt-get autoremove -y \
   && rm -rf /var/lib/apt/lists/* \
   && pip install pdm~=2.14
 
 # Copy subpackages from additional build-context 'packages'
-COPY --from=packages openverse-attribution ./packages/python/openverse-attribution
+# hadolint ignore=DL3022
+COPY --from=packages openverse-attribution /packages/python/openverse-attribution
 
 # Copy the Python project manifest and PDM lockfile into the container
-COPY pyproject.toml pdm.lock ./
+COPY pyproject.toml pdm.lock /
 
 # Pass additional arguments when installing Python packages with PDM
 ARG PDM_INSTALL_ARGS='--no-editable'
@@ -64,7 +76,7 @@ ENV PATH="/.venv/bin:$PATH"
 
 WORKDIR /api
 
-ADD api/utils/fonts/SourceSansPro-Bold.ttf /usr/share/fonts/truetype/SourceSansPro-Bold.ttf
+COPY api/utils/fonts/SourceSansPro-Bold.ttf /usr/share/fonts/truetype/SourceSansPro-Bold.ttf
 
 # Copy virtualenv from the builder image
 COPY --from=builder /.venv /.venv
@@ -85,7 +97,11 @@ COPY --from=awf /usr/local/bin/audiowaveform /usr/local/bin
 #   - libexempi8: required for watermarking
 # - Create directory for dumping API logs
 RUN apt-get update \
-  && apt-get install -y curl libexempi8 postgresql-client \
+  && apt-get install -yqq --no-install-recommends \
+    curl \
+    libexempi8 \
+    postgresql-client \
+  && apt-get autoremove -y \
   && rm -rf /var/lib/apt/lists/* \
   && mkdir -p /var/log/openverse_api/openverse_api.log
 
@@ -97,8 +113,11 @@ RUN useradd --create-home opener \
   && chown -R opener /static
 USER opener
 
-# Copy code into the final image
+# Copy subpackages from additional build-context 'packages'
+# hadolint ignore=DL3022
 COPY --chown=opener --from=packages openverse-attribution /packages/python/openverse-attribution/
+
+# Copy code into the final image
 COPY --chown=opener . /api/
 
 # Collect static assets, these are used by the next stage, `nginx`
diff --git a/catalog/Dockerfile b/catalog/Dockerfile
index 7a164fd52b3..b29aa207cbf 100644
--- a/catalog/Dockerfile
+++ b/catalog/Dockerfile
@@ -40,7 +40,7 @@ ENV AIRFLOW__LOGGING__REMOTE_BASE_LOG_FOLDER=s3://openverse-airflow-logs
 
 USER root
 RUN apt-get update \
-    && apt-get -yqq install \
+    && apt-get install -yqq --no-install-recommends \
       build-essential \
       libpq-dev \
       libffi-dev \
diff --git a/docker/dev_env/Dockerfile b/docker/dev_env/Dockerfile
index 6548619451b..f324d13c72a 100644
--- a/docker/dev_env/Dockerfile
+++ b/docker/dev_env/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/fedora:latest
+FROM docker.io/library/fedora:40
 
 # We want to keep all important things in `/opt` as we will preserve the
 # `/opt` directory as a volume.
@@ -50,6 +50,7 @@ RUN dnf -y install dnf-plugins-core \
     nodejs npm \
     python3.12 pipx \
     docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin \
+  && dnf clean all \
   && pipx install \
     httpie \
     pdm pipenv  \
diff --git a/docker/upstream_db/Dockerfile b/docker/upstream_db/Dockerfile
index 5097bd6601d..85e0d603387 100644
--- a/docker/upstream_db/Dockerfile
+++ b/docker/upstream_db/Dockerfile
@@ -15,7 +15,7 @@ ENV PIP_NO_COLOR=1
 RUN echo "\set ON_ERROR_STOP on" >> /root/.psqlrc
 
 RUN apt-get update \
-    && apt-get -yqq install \
+    && apt-get install -yqq --no-install-recommends \
       python3-boto3 \
       postgresql-plpython3-13 \
       python3-pip \
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 0bcecf68561..8863b45a6d4 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -22,7 +22,9 @@ WORKDIR /home/node/
 
 # Copy monorepo mocking files into `/home/node`, which pretends to be the monorepo root.
 # Note: these files must be manually un-ignored in the root .dockerignore
+# hadolint ignore=DL3022
 COPY --from=repo_root --chown=node:node .npmrc .pnpmfile.cjs pnpm-lock.yaml tsconfig.base.json ./
+
 RUN echo '{"packages":["frontend/"]}' > pnpm-workspace.yaml
 
 # Copy the `frontend/` directory into `/home/node/frontend`, as a package in the monorepo.
diff --git a/frontend/Dockerfile.playwright b/frontend/Dockerfile.playwright
index 615097955d1..4142abf833c 100644
--- a/frontend/Dockerfile.playwright
+++ b/frontend/Dockerfile.playwright
@@ -6,7 +6,7 @@ FROM mcr.microsoft.com/playwright:v${PLAYWRIGHT_VERSION}-jammy
 
 ARG PACKAGE_MANAGER
 
-COPY package.json .
+COPY package.json /
 
 # Requires `packageManager` field to be present in `frontend/package.json`.
 RUN npm install -g $PACKAGE_MANAGER
diff --git a/indexer_worker/Dockerfile b/indexer_worker/Dockerfile
index 8f23685c453..e2c7465a681 100644
--- a/indexer_worker/Dockerfile
+++ b/indexer_worker/Dockerfile
@@ -17,12 +17,14 @@ ENV PIP_NO_COLOR=1
 # - Install system packages needed for building Python dependencies
 # - Install PDM to install Python dependencies
 RUN apt-get update \
-      && apt-get install -y python3-dev \
-      && rm -rf /var/lib/apt/lists/* \
+    && apt-get install -yqq --no-install-recommends \
+      python3-dev \
+    && apt-get autoremove -y \
+    && rm -rf /var/lib/apt/lists/* \
     && pip install pdm~=2.14
 
 # Copy the Pipenv files into the container
-COPY pyproject.toml pdm.lock ./
+COPY pyproject.toml pdm.lock /
 
 # Pass additional arguments when installing Python packages with PDM
 ARG PDM_INSTALL_ARGS='--no-editable'
@@ -59,13 +61,17 @@ COPY --from=builder /.venv /.venv
 #   - libpq-dev: required by `psycopg2`
 # - Create directory for holding worker state
 RUN apt-get update \
-      && apt-get install -y curl libpq-dev \
-      && rm -rf /var/lib/apt/lists/* \
-      && mkdir /worker_state
+    && apt-get install -yqq --no-install-recommends \
+      curl \
+      libpq-dev \
+    && apt-get autoremove -y \
+    && rm -rf /var/lib/apt/lists/* \
+    && mkdir /worker_state
 
 # Create a non-root user
-RUN useradd ingestionu
-RUN chown ingestionu /worker_state
+RUN useradd ingestionu \
+    && chown ingestionu /worker_state
+
 USER ingestionu
 
 # Copy code into the final image
diff --git a/ingestion_server/Dockerfile b/ingestion_server/Dockerfile
index 8a876c3e2e0..9d390a0e8cd 100644
--- a/ingestion_server/Dockerfile
+++ b/ingestion_server/Dockerfile
@@ -21,13 +21,15 @@ ENV PATH="/venv/bin:$PATH"
 # - Create a virtualenv inside `/venv`
 # - Install Pipenv to install Python dependencies
 RUN apt-get update \
-      && apt-get install -y python3-dev \
-      && rm -rf /var/lib/apt/lists/* \
+    && apt-get install -yqq --no-install-recommends \
+      python3-dev \
+    && apt-get autoremove -y \
+    && rm -rf /var/lib/apt/lists/* \
     && python -m venv /venv \
     && pip install --upgrade pipenv
 
 # Copy the Pipenv files into the container
-COPY Pipfile Pipfile.lock ./
+COPY Pipfile Pipfile.lock /
 
 # Install Python dependencies system-wide (uses the active virtualenv)
 RUN pipenv install --system --deploy --dev
@@ -61,13 +63,17 @@ COPY --from=builder /venv /venv
 #   - libpq-dev: required by `psycopg2`
 # - Create directory for holding worker state
 RUN apt-get update \
-      && apt-get install -y curl libpq-dev \
-      && rm -rf /var/lib/apt/lists/* \
-      && mkdir /worker_state
+    && apt-get install -yqq --no-install-recommends \
+      curl \
+      libpq-dev \
+    && apt-get autoremove -y \
+    && rm -rf /var/lib/apt/lists/* \
+    && mkdir /worker_state
 
 # Create a non-root user
-RUN useradd ingestionu
-RUN chown ingestionu /worker_state
+RUN useradd ingestionu \
+    && chown ingestionu /worker_state
+
 USER ingestionu
 
 # Copy code into the final image
diff --git a/utilities/load_testing/Dockerfile b/utilities/load_testing/Dockerfile
index 62a0870871d..ab1605b83a4 100644
--- a/utilities/load_testing/Dockerfile
+++ b/utilities/load_testing/Dockerfile
@@ -4,7 +4,7 @@
 # K6 #
 ######
 
-FROM docker.io/grafana/k6:latest as k6
+FROM docker.io/grafana/k6:v0.51.0 as k6
 
 ###############
 # Observation #
@@ -22,7 +22,10 @@ COPY --from=k6 /usr/bin/k6 /usr/bin/k6
 # - apache2-utils: Apache HTTP server benchmarking tool `ab`
 # - gnupg2: TODO why?
 RUN apt-get update \
-  && apt-get install -y wamerican apache2-utils gnupg2 \
+  && apt-get install -yqq --no-install-recommends \
+    wamerican \
+    apache2-utils gnupg2 \
+  && apt-get autoremove -y \
   && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app