diff --git a/samples/SampleApp/project.json b/samples/SampleApp/project.json
index ffdf474e65..6cdf28bc48 100644
--- a/samples/SampleApp/project.json
+++ b/samples/SampleApp/project.json
@@ -5,7 +5,7 @@
         "Microsoft.AspNet.Server.WebListener": "1.0.0-*",
         "Microsoft.AspNet.WebSockets.Server": "1.0.0-*"
     },
-    "configurations": {
+    "frameworks": {
         "net45": { },
         "k10": {
             "dependencies": {
diff --git a/src/Kestrel/project.json b/src/Kestrel/project.json
index 2781b38bb3..1f8ca15042 100644
--- a/src/Kestrel/project.json
+++ b/src/Kestrel/project.json
@@ -4,7 +4,7 @@
         "Microsoft.AspNet.Hosting": "1.0.0-*",
         "Microsoft.AspNet.Server.Kestrel": "1.0.0-*"
     },
-    "configurations": {
+    "frameworks": {
         "net45": {
             "dependencies": { }
         },
diff --git a/src/Microsoft.AspNet.Server.Kestrel/project.json b/src/Microsoft.AspNet.Server.Kestrel/project.json
index 9f7a6f79e3..c7acb38796 100644
--- a/src/Microsoft.AspNet.Server.Kestrel/project.json
+++ b/src/Microsoft.AspNet.Server.Kestrel/project.json
@@ -1,9 +1,9 @@
-{
+{
     "version": "1.0.0-*",
     "dependencies": {
         "Microsoft.Framework.Runtime.Interfaces": "1.0.0-*"
     },
-    "configurations": {
+    "frameworks": {
         "net45": {
             "compilationOptions": {
                 "define": [ "TRACE", "NET45" ],
diff --git a/test/Microsoft.AspNet.Server.KestrelTests/project.json b/test/Microsoft.AspNet.Server.KestrelTests/project.json
index cdd8390707..9afbb9a1e3 100644
--- a/test/Microsoft.AspNet.Server.KestrelTests/project.json
+++ b/test/Microsoft.AspNet.Server.KestrelTests/project.json
@@ -1,10 +1,10 @@
-{
+{
     "version": "1.0.0-*",
     "dependencies": {
         "Xunit.KRunner": "1.0.0-*",
         "Microsoft.AspNet.Server.Kestrel": "1.0.0-*"
     },
-    "configurations": {
+    "frameworks": {
         "net45": {
             "compilationOptions": { "define": [ "TRACE" ] }
         },