diff --git a/Dockerfile b/Dockerfile
index e3577c67316ed..aa83fc8f1cc2f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -125,7 +125,7 @@ FROM python-base AS python-translation-compiler
 # Install Python dependencies using docker/pip-install.sh
 COPY requirements/translations.txt requirements/
 RUN --mount=type=cache,target=/root/.cache/uv \
-    /app/docker/pip-install.sh --requires-build-essential -r requirements/translations.txt
+    . /app/.venv/bin/activate && /app/docker/pip-install.sh --requires-build-essential -r requirements/translations.txt
 
 COPY superset/translations/ /app/translations_mo/
 RUN if [ "$BUILD_TRANSLATIONS" = "true" ]; then \