diff --git a/conan-el7-gcc115/.gitlab-ci.yml b/conan-el7-gcc115/.gitlab-ci.yml
index 038bd1a5ce713fb944ffdd96e9533dd9ca52765b..de41496abb3efdd7b7bbba0a12a313f3de334958 100644
--- a/conan-el7-gcc115/.gitlab-ci.yml
+++ b/conan-el7-gcc115/.gitlab-ci.yml
@@ -24,8 +24,7 @@ before_script:
 build:
     stage: build
     script:
-        - echo "DOCKER_HOST=$DOCKER_HOST"
-        - docker build --pull -t ${CONTAINER_TEST_IMAGE} -f ${NAME}/Dockerfile .
+        - docker build --build-arg http_proxy --build-arg https_proxy --build-arg no_proxy --pull -t ${CONTAINER_TEST_IMAGE} -f ${NAME}/Dockerfile .
         - docker push ${CONTAINER_TEST_IMAGE}
 
 test: