diff --git a/circle.yml b/circle.yml
index a0a8ba68..4885e76a 100644
--- a/circle.yml
+++ b/circle.yml
@@ -27,6 +27,8 @@ test:
     - composer install --prefer-dist --optimize-autoloader --no-interaction
     - mkdir -p $CIRCLE_TEST_REPORTS/phpunit
     - vendor/bin/phpunit --verbose --log-junit $CIRCLE_TEST_REPORTS/phpunit/junit.xml
+    # Next line is required to add dev dependencies to Dockerfile image without polluting the production release
+    - echo -e 'RUN docker-php-ext-configure gd --with-freetype-dir=/usr/include/ --with-jpeg-dir=/usr/include/ && docker-php-ext-install -j$(nproc) gd' >> Dockerfile
     - docker run --tty -e GUSH_CONFIG=/root/.gush -e GUSH_LOCAL_CONFIG=/root/project gush -vvvv --help
 deployment:
   master: