diff --git a/build/docker/ubuntu-artful/Dockerfile b/build/docker/ubuntu-artful/Dockerfile
index 7faf5e0..bbc829c 100644
--- a/build/docker/ubuntu-artful/Dockerfile
+++ b/build/docker/ubuntu-artful/Dockerfile
@@ -152,7 +152,7 @@
 #       neko \
 #       neko-dev
 # RUN haxelib setup --always /usr/share/haxe/lib && \
-#     haxelib install --quiet --always hxcpp
+#     haxelib install --always hxcpp 2>&1 > /dev/null
 
 RUN apt-get install -y --no-install-recommends \
 `# Java dependencies` \
diff --git a/build/docker/ubuntu-xenial/Dockerfile b/build/docker/ubuntu-xenial/Dockerfile
index acf3d12..d8b43f5 100644
--- a/build/docker/ubuntu-xenial/Dockerfile
+++ b/build/docker/ubuntu-xenial/Dockerfile
@@ -156,7 +156,7 @@
       neko-dev \
       libneko0 && \
     haxelib setup --always /usr/share/haxe/lib && \
-    haxelib install --quiet --always hxcpp 3.4.64
+    haxelib install --always hxcpp 3.4.64 2>&1 > /dev/null
 # note: hxcpp 3.4.185 (latest) no longer ships static libraries, and caused a build failure
 
 RUN apt-get install -y --no-install-recommends \