diff --git a/dev/docker-compose-integration.yml b/dev/docker-compose-integration.yml
index 387e54ac2c..d7b9468e1b 100644
--- a/dev/docker-compose-integration.yml
+++ b/dev/docker-compose-integration.yml
@@ -18,7 +18,10 @@
 services:
   spark-iceberg:
     image: pyiceberg-spark:latest
-    build: spark/
+    build:
+      context: spark/
+      args:
+        ICEBERG_MAVEN_MIRROR: https://repository.apache.org/content/repositories/orgapacheiceberg-1278
     container_name: pyiceberg-spark
     networks:
       iceberg_net:
diff --git a/dev/spark/Dockerfile b/dev/spark/Dockerfile
index 0e1f29d152..4a052f7dfa 100644
--- a/dev/spark/Dockerfile
+++ b/dev/spark/Dockerfile
@@ -19,11 +19,12 @@ FROM apache/spark:${BASE_IMAGE_SPARK_VERSION}
 
 # Dependency versions - keep these compatible
 # Changing these will invalidate the JAR download cache layer
-ARG ICEBERG_VERSION=1.10.1
+ARG ICEBERG_VERSION=1.11.0
 ARG ICEBERG_SPARK_RUNTIME_VERSION=4.0_2.13
 ARG HADOOP_VERSION=3.4.1
 ARG AWS_SDK_VERSION=2.24.6
 ARG MAVEN_MIRROR=https://repo.maven.apache.org/maven2
+ARG ICEBERG_MAVEN_MIRROR=${MAVEN_MIRROR}
 
 USER root
 WORKDIR ${SPARK_HOME}
@@ -38,11 +39,20 @@ RUN apt-get update -qq && \
 
 # Download JARs with retry logic (most cacheable - only changes when versions change)
 # This is the slowest step, so we do it before copying config files
+# Iceberg JARs use ICEBERG_MAVEN_MIRROR (defaults to MAVEN_MIRROR, can be overridden for staging repos)
 RUN set -e && \
     cd "${SPARK_HOME}/jars" && \
     for jar_path in \
         "org/apache/iceberg/iceberg-spark-runtime-${ICEBERG_SPARK_RUNTIME_VERSION}/${ICEBERG_VERSION}/iceberg-spark-runtime-${ICEBERG_SPARK_RUNTIME_VERSION}-${ICEBERG_VERSION}.jar" \
-        "org/apache/iceberg/iceberg-aws-bundle/${ICEBERG_VERSION}/iceberg-aws-bundle-${ICEBERG_VERSION}.jar" \
+        "org/apache/iceberg/iceberg-aws-bundle/${ICEBERG_VERSION}/iceberg-aws-bundle-${ICEBERG_VERSION}.jar"; \
+    do \
+        jar_name=$(basename "${jar_path}") && \
+        curl -fsSL --retry 3 --retry-delay 5 \
+             -o "${jar_name}" \
+             "${ICEBERG_MAVEN_MIRROR}/${jar_path}" && \
+        chown spark:spark "${jar_name}"; \
+    done && \
+    for jar_path in \
         "org/apache/hadoop/hadoop-aws/${HADOOP_VERSION}/hadoop-aws-${HADOOP_VERSION}.jar" \
         "software/amazon/awssdk/bundle/${AWS_SDK_VERSION}/bundle-${AWS_SDK_VERSION}.jar"; \
     do \
diff --git a/pyiceberg/table/inspect.py b/pyiceberg/table/inspect.py
index 5da343ccb6..ac8e627d7b 100644
--- a/pyiceberg/table/inspect.py
+++ b/pyiceberg/table/inspect.py
@@ -404,6 +404,7 @@ def _get_all_manifests_schema(self) -> pa.Schema:
 
         all_manifests_schema = self._get_manifests_schema()
         all_manifests_schema = all_manifests_schema.append(pa.field("reference_snapshot_id", pa.int64(), nullable=False))
+        all_manifests_schema = all_manifests_schema.append(pa.field("key_metadata", pa.binary(), nullable=True))
         return all_manifests_schema
 
     def _generate_manifests_table(self, snapshot: Snapshot | None, is_all_manifests_table: bool = False) -> pa.Table:
@@ -468,6 +469,7 @@ def _partition_summaries_to_rows(
                 }
                 if is_all_manifests_table:
                     manifest_row["reference_snapshot_id"] = snapshot.snapshot_id
+                    manifest_row["key_metadata"] = manifest.key_metadata
                 manifests.append(manifest_row)
 
         return pa.Table.from_pylist(
diff --git a/tests/integration/test_inspect_table.py b/tests/integration/test_inspect_table.py
index 03d4437d18..4d8dfbe9bb 100644
--- a/tests/integration/test_inspect_table.py
+++ b/tests/integration/test_inspect_table.py
@@ -1012,6 +1012,7 @@ def test_inspect_all_manifests(spark: SparkSession, session_catalog: Catalog, fo
         "deleted_delete_files_count",
         "partition_summaries",
         "reference_snapshot_id",
+        "key_metadata",
     ]
 
     int_cols = [