diff --git a/Dockerfile.base b/Dockerfile.base
index 227b294..4f5f073 100644
--- a/Dockerfile.base
+++ b/Dockerfile.base
@@ -9,7 +9,6 @@ RUN apt-get update && \
         unzip \
         git \
         nano \
-        htop \
         ca-certificates \
         software-properties-common \
         lsb-release \
diff --git a/php/.gitlab-ci.yml b/php/.gitlab-ci.yml
index f23466b..d296322 100644
--- a/php/.gitlab-ci.yml
+++ b/php/.gitlab-ci.yml
@@ -9,6 +9,7 @@
   rules:
     - changes:
         - php/**
+        - Dockerfile.base
     - if: '$CI_PIPELINE_SOURCE == "schedule"'
 
 build_php82: