diff --git a/Dockerfile b/Dockerfile
index 3ec2186a3..619a826d0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,9 @@ FROM amazonlinux:2023 AS base
 ENV NODE_VERSION=24.4.0
 
 RUN yum update -y && \
-    yum install -y tar xz openssl && \
+    # Amazon Linux 2023 base image is minimal and does not include curl by default,
+    # so we explicitly install curl here to ensure availability.
+    yum install -y tar xz openssl curl && \
     ARCH=$(uname -m) && \
     if [ "$ARCH" = "x86_64" ]; then NODE_ARCH="x64"; \
     elif [ "$ARCH" = "aarch64" ]; then NODE_ARCH="arm64"; \
@@ -38,6 +40,7 @@ ENV GRAPH_EXP_ENV_ROOT_FOLDER=${GRAPH_EXP_ENV_ROOT_FOLDER:-/explorer}
 
 ENV PROXY_SERVER_HTTP_PORT=${NEPTUNE_NOTEBOOK:+9250}
 ENV PROXY_SERVER_HTTP_PORT=${PROXY_SERVER_HTTP_PORT:-80}
+ENV PROXY_SERVER_HTTPS_PORT=443
 
 ENV LOG_STYLE=${NEPTUNE_NOTEBOOK:+cloudwatch}
 ENV LOG_STYLE=${LOG_STYLE:-default}
@@ -54,7 +57,12 @@ RUN pnpm install && \
     chmod a+x ./process-environment.sh && \
     chmod a+x ./docker-entrypoint.sh
 
+# Expose ports for HTTP, HTTPS, and Neptune Notebook proxy
 EXPOSE 443
 EXPOSE 80
 EXPOSE 9250
+
+HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
+  CMD curl -fsSL "http://localhost:${PROXY_SERVER_HTTP_PORT}/status" || exit 1
+
 ENTRYPOINT ["./docker-entrypoint.sh"]