diff --git a/grain-boundary/GB_tutorial_Berlin_2017.demoinfo.yaml b/grain-boundary/GB_tutorial_Berlin_2017.demoinfo.yaml
index 249a8e6bcb6c6268157fc6dc3f0958309ae69472..b634392bf9a6f5890a3007eefb6354c29a7e2a6d 100644
--- a/grain-boundary/GB_tutorial_Berlin_2017.demoinfo.yaml
+++ b/grain-boundary/GB_tutorial_Berlin_2017.demoinfo.yaml
@@ -11,11 +11,11 @@
 "top_of_list": false,
 "featured": true,
 "labels" : { 
-	"category" : ["Tutorial"],
-	"platform" :  ["jupyter"],
-	"data_analytics_method" : ["Clustering"],
-	"application_section" : ["Materials property prediction"],
-	"application_keyword": ["Grain boundaries"]
-	"application_system" : ["Iron"]
+	"category": ["Tutorial"],
+	"platform":  ["jupyter"],
+	"data_analytics_method": ["Clustering"],
+	"application_section": ["Materials property prediction"],
+	"application_keyword": ["Grain boundaries"],
+	"application_system": ["Iron"]
 }
 }