diff --git a/ci/docker/conda-integration.dockerfile b/ci/docker/conda-integration.dockerfile
index 517aea5c413..e9d5f143ef7 100644
--- a/ci/docker/conda-integration.dockerfile
+++ b/ci/docker/conda-integration.dockerfile
@@ -28,6 +28,9 @@ ARG yarn=1.22
 ARG jdk=17
 
 # Install Archery and integration dependencies
+# jpype1 is installed here rather than with pip in integration_arrow.sh, as
+# PyPI may not yet have wheels for the Python version selected by conda
+# and building jpype1 from source requires Apache Ant.
 COPY ci/conda_env_archery.txt /arrow/ci/
 
 RUN mamba install -q -y \
@@ -35,6 +38,7 @@ RUN mamba install -q -y \
         numpy \
         compilers \
         go-cgo \
+        jpype1 \
         maven=${maven} \
         nodejs=${node} \
         yarn=${yarn} \