diff --git a/Dockerfile b/Dockerfile
index 64c2e44..2d22a93 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,7 +11,7 @@ FROM alpine:3.21
 RUN apk add --no-cache ca-certificates curl bash
 RUN curl -LsSf https://astral.sh/uv/install.sh | sh
 ENV PATH="/root/.local/bin:$PATH"
-RUN uv venv /app/venv && uv pip install --python /app/venv/bin/python sentence-transformers
+RUN uv venv --python 3.12 /app/venv && uv pip install --python /app/venv/bin/python sentence-transformers
 RUN /app/venv/bin/python -c "from sentence_transformers import SentenceTransformer; SentenceTransformer('all-MiniLM-L6-v2')"
 RUN mkdir -p /app/data/workspaces
 WORKDIR /app