diff --git a/docker/build_and_push_ep.Dockerfile b/docker/build_and_push_ep.Dockerfile
index 3473b017a..b4c419104 100644
--- a/docker/build_and_push_ep.Dockerfile
+++ b/docker/build_and_push_ep.Dockerfile
@@ -68,7 +68,11 @@ FROM python:3.12.3-slim AS runtime
 
 RUN apt-get update \
     && apt-get upgrade -y \
-    && apt-get install -y curl git \
+    && apt-get install -y \
+        curl \
+        git \
+        # Add PostgreSQL client libraries
+        libpq5 \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/* \
     && useradd user -u 1000 -g 0 --no-create-home --home-dir /app/data \