diff --git a/bin/steps/pip-install b/bin/steps/pip-install
index 560ba3c..9d49892 100755
--- a/bin/steps/pip-install
+++ b/bin/steps/pip-install
@@ -48,8 +48,7 @@ if [ ! "$SKIP_PIP_INSTALL" ]; then
         exit 1
     fi
 
-
-    /app/.heroku/python/bin/pip install -r "$BUILD_DIR/requirements.txt" --exists-action=w --src=/app/.heroku/src --disable-pip-version-check | tee "$WARNINGS_LOG" | cleanup | indent
+    /app/.heroku/python/bin/pip install -r "$BUILD_DIR/requirements.txt" --exists-action=w --src=/app/.heroku/src --disable-pip-version-check --no-cache-dir 2>&1 | tee "$WARNINGS_LOG" | cleanup | indent
     PIP_STATUS="${PIPESTATUS[0]}"
     set -e