diff --git a/Gruntfile.js b/Gruntfile.js
index c8746c0b99..145e9e7dc2 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -110,6 +110,7 @@ module.exports = grunt => {
                     'build/tmp/client/custom/*',
                     '!build/tmp/client/custom/modules',
                     'build/tmp/client/custom/modules/*',
+                    '!build/tmp/client/custom/modules/dummy.txt',
                 ]
             }
         },
diff --git a/client/custom/modules/.gitignore b/client/custom/modules/.gitignore
index d6b7ef32c8..f60b6d626c 100644
--- a/client/custom/modules/.gitignore
+++ b/client/custom/modules/.gitignore
@@ -1,2 +1,3 @@
 *
 !.gitignore
+!dummy.txt
diff --git a/client/custom/modules/dummy.txt b/client/custom/modules/dummy.txt
new file mode 100644
index 0000000000..2995a4d0e7
--- /dev/null
+++ b/client/custom/modules/dummy.txt
@@ -0,0 +1 @@
+dummy
\ No newline at end of file