diff --git a/immich/Dockerfile b/immich/Dockerfile
index 9607cfb518..a09eda0b3d 100644
--- a/immich/Dockerfile
+++ b/immich/Dockerfile
@@ -91,16 +91,10 @@ RUN if [ -f /etc/s6-overlay/s6-rc.d/init-test-run/run ]; then \
         sed -i "s|postgresql-16|postgresql-15|g" /etc/s6-overlay/s6-rc.d/init-test-run/run; \
     fi
 
-# Install dependencies (postgresql-client for psql CLI used in 99-run.sh)
-SHELL ["/bin/bash", "-o", "pipefail", "-c"]
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    lsb-release \
-    wget \
-    gnupg && \
-    echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list && \
-    wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - && \
-    apt-get update && \
-    apt-get install -y --no-install-recommends postgresql-client-15
+# postgresql-client (for the psql CLI used in 99-run.sh) is already installed by the
+# imagegenius base image (postgresql-client-14 through 18), so no separate install is
+# needed here. A previous PGDG-repo install using `apt-key add` was removed: the base
+# image moved to a release where the apt-key binary no longer exists, breaking the build.
 
 #ENTRYPOINT [ "/usr/bin/env" ]
 #CMD [ "/ha_entrypoint.sh" ]
diff --git a/immich_cuda/Dockerfile b/immich_cuda/Dockerfile
index 9607cfb518..a09eda0b3d 100644
--- a/immich_cuda/Dockerfile
+++ b/immich_cuda/Dockerfile
@@ -91,16 +91,10 @@ RUN if [ -f /etc/s6-overlay/s6-rc.d/init-test-run/run ]; then \
         sed -i "s|postgresql-16|postgresql-15|g" /etc/s6-overlay/s6-rc.d/init-test-run/run; \
     fi
 
-# Install dependencies (postgresql-client for psql CLI used in 99-run.sh)
-SHELL ["/bin/bash", "-o", "pipefail", "-c"]
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    lsb-release \
-    wget \
-    gnupg && \
-    echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list && \
-    wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - && \
-    apt-get update && \
-    apt-get install -y --no-install-recommends postgresql-client-15
+# postgresql-client (for the psql CLI used in 99-run.sh) is already installed by the
+# imagegenius base image (postgresql-client-14 through 18), so no separate install is
+# needed here. A previous PGDG-repo install using `apt-key add` was removed: the base
+# image moved to a release where the apt-key binary no longer exists, breaking the build.
 
 #ENTRYPOINT [ "/usr/bin/env" ]
 #CMD [ "/ha_entrypoint.sh" ]
diff --git a/immich_noml/Dockerfile b/immich_noml/Dockerfile
index 9607cfb518..a09eda0b3d 100644
--- a/immich_noml/Dockerfile
+++ b/immich_noml/Dockerfile
@@ -91,16 +91,10 @@ RUN if [ -f /etc/s6-overlay/s6-rc.d/init-test-run/run ]; then \
         sed -i "s|postgresql-16|postgresql-15|g" /etc/s6-overlay/s6-rc.d/init-test-run/run; \
     fi
 
-# Install dependencies (postgresql-client for psql CLI used in 99-run.sh)
-SHELL ["/bin/bash", "-o", "pipefail", "-c"]
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    lsb-release \
-    wget \
-    gnupg && \
-    echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list && \
-    wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - && \
-    apt-get update && \
-    apt-get install -y --no-install-recommends postgresql-client-15
+# postgresql-client (for the psql CLI used in 99-run.sh) is already installed by the
+# imagegenius base image (postgresql-client-14 through 18), so no separate install is
+# needed here. A previous PGDG-repo install using `apt-key add` was removed: the base
+# image moved to a release where the apt-key binary no longer exists, breaking the build.
 
 #ENTRYPOINT [ "/usr/bin/env" ]
 #CMD [ "/ha_entrypoint.sh" ]
diff --git a/immich_openvino/Dockerfile b/immich_openvino/Dockerfile
index 32dad96acb..4eaed3206d 100644
--- a/immich_openvino/Dockerfile
+++ b/immich_openvino/Dockerfile
@@ -91,16 +91,10 @@ RUN if [ -f /etc/s6-overlay/s6-rc.d/init-test-run/run ]; then \
         sed -i "s|postgresql-16|postgresql-15|g" /etc/s6-overlay/s6-rc.d/init-test-run/run; \
     fi
 
-# Install dependencies (postgresql-client for psql CLI used in 99-run.sh)
-SHELL ["/bin/bash", "-o", "pipefail", "-c"]
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    lsb-release \
-    wget \
-    gnupg && \
-    echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list && \
-    wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - && \
-    apt-get update && \
-    apt-get install -y --no-install-recommends postgresql-client-15
+# postgresql-client (for the psql CLI used in 99-run.sh) is already installed by the
+# imagegenius base image (postgresql-client-14 through 18), so no separate install is
+# needed here. A previous PGDG-repo install using `apt-key add` was removed: the base
+# image moved to a release where the apt-key binary no longer exists, breaking the build.
 
 #ENTRYPOINT [ "/usr/bin/env" ]
 #CMD [ "/ha_entrypoint.sh" ]