diff --git a/.rultor.yml b/.rultor.yml
index d29c14be..f8eeb6d7 100644
--- a/.rultor.yml
+++ b/.rultor.yml
@@ -5,8 +5,9 @@ assets:
 env:
   MAVEN_OPTS: -XX:MaxPermSize=256m -Xmx1g
 install: |-
-  pip install aibolit==1.2.3rc2
   export PATH=${PATH}:$(pwd)/.local/bin
+  pip3 install --upgrade pip
+  pip3 install aibolit==1.2.3rc2
   pdd --source=$(pwd) --file=/dev/null
   aibolit check --folder=src/main
 merge: