Try

Author: AntoineAugusti

.circleci/config.yml

@@ -49,8 +49,8 @@ jobs:
           name: Check TimescaleDB version
           command: |
             apt-get update && apt-get install -y postgresql-client
-            PGPASSWORD=$POSTGRES_PASSWORD psql -U root transport_test -c "SELECT extname,extversion,version() FROM pg_extension WHERE extname='timescaledb'"
-
+            PGPASSWORD=$POSTGRES_PASSWORD psql -U root -h 127.0.0.1 transport_test -c "SELECT extname,extversion,version() FROM pg_extension WHERE extname='timescaledb'"
+            
       - run:
           name: Move transport-tools folder
           command: mv /transport-tools ./transport-tools