diff --git a/operator/Dockerfile b/operator/Dockerfile
index 97235a2..e4d0923 100644
--- a/operator/Dockerfile
+++ b/operator/Dockerfile
@@ -28,7 +28,7 @@ ADD operator/requirements.txt .
 
 RUN mkdir workspace
 
-RUN apk add gcc python3-dev musl-dev linux-headers
+RUN apk add gcc g++ python3-dev musl-dev linux-headers
 
 RUN pip install --no-cache-dir --target workspace /opt/distro/*.whl -r requirements.txt