diff --git a/src/loadgenerator/Dockerfile b/src/loadgenerator/Dockerfile
index 453b846..4f298f9 100644
--- a/src/loadgenerator/Dockerfile
+++ b/src/loadgenerator/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM python:3.7.2-slim as base
+FROM python:3-slim as base
 
 FROM base as builder
 
@@ -22,7 +22,6 @@ RUN apt-get -qq update \
 
 COPY requirements.txt .
 
-RUN pip install --upgrade pip
 RUN pip install --prefix="/install" -r requirements.txt
 
 FROM base