diff --git a/dockerbuild/Dockerfile.debian-stretch b/dockerbuild/Dockerfile.debian-stretch
index e85e03417..cbc45c148 100644
--- a/dockerbuild/Dockerfile.debian-stretch
+++ b/dockerbuild/Dockerfile.debian-stretch
@@ -9,7 +9,7 @@ RUN curl -s -k $go_pkg_url -o go.tar.gz && \
     rm go.tar.gz
 RUN curl -s -L https://github.com/Kitware/CMake/releases/download/v3.17.3/cmake-3.17.3-Linux-x86_64.sh -o cmake.sh && \
     chmod +x cmake.sh && \
-    yes | ./cmake.sh && \
+    ./cmake.sh --skip-license --exclude-subdir && \
     rm cmake.sh
 
 RUN groupadd -g 1000 jenkins-build && useradd -u 1000 -g 1000 jenkins-build
diff --git a/dockerbuild/Dockerfile.ubuntu-xenial b/dockerbuild/Dockerfile.ubuntu-xenial
index a12c715b9..4d371ca37 100644
--- a/dockerbuild/Dockerfile.ubuntu-xenial
+++ b/dockerbuild/Dockerfile.ubuntu-xenial
@@ -9,7 +9,7 @@ RUN curl -s -k $go_pkg_url -o go.tar.gz && \
     rm go.tar.gz
 RUN curl -s -L https://github.com/Kitware/CMake/releases/download/v3.17.3/cmake-3.17.3-Linux-x86_64.sh -o cmake.sh && \
     chmod +x cmake.sh && \
-    yes | ./cmake.sh && \
+    ./cmake.sh --skip-license --exclude-subdir && \
     rm cmake.sh