diff --git a/theme/index.hbs b/theme/index.hbs
index 72bc616..b23ba5c 100755
--- a/theme/index.hbs
+++ b/theme/index.hbs
@@ -131,6 +131,7 @@
         <mdui-dialog
             headline="Study Env"
             close-on-esc
+            close-on-overlay-click
             id="study-env-dialog"
         >
                     <iframe src="about:blank" style="height:80%;width:99%" id="study-env-iframe"></iframe>