diff --git a/src/MusicStore.Spa/project.json b/src/MusicStore.Spa/project.json
index fdd3f883f8..14c9b515ee 100644
--- a/src/MusicStore.Spa/project.json
+++ b/src/MusicStore.Spa/project.json
@@ -1,4 +1,4 @@
-{
+{
     "authors": [
         "Microsoft"
     ],
@@ -23,6 +23,6 @@
     },
     "frameworks": {
         "net451": { },
-        "k10": { }
+        "aspnetcore50": { }
     }
 }
diff --git a/src/MusicStore/project.json b/src/MusicStore/project.json
index 7919e7912a..3fc574b830 100644
--- a/src/MusicStore/project.json
+++ b/src/MusicStore/project.json
@@ -1,4 +1,4 @@
-{
+{
     "authors": [
         "Microsoft"
     ],
@@ -27,6 +27,6 @@
     },
     "frameworks": {
         "net451": { },
-        "k10": { }
+        "aspnetcore50": { }
     }
 }
diff --git a/test/E2ETests/project.json b/test/E2ETests/project.json
index f8877546c5..7757a4c7b8 100644
--- a/test/E2ETests/project.json
+++ b/test/E2ETests/project.json
@@ -1,4 +1,4 @@
-{
+{
     "commands": {
         "test": "Xunit.KRunner"
     },