diff --git a/samples/SampleApp/SampleApp.kproj b/samples/SampleApp/SampleApp.kproj
index 398df659b1..266183c44f 100644
--- a/samples/SampleApp/SampleApp.kproj
+++ b/samples/SampleApp/SampleApp.kproj
@@ -10,5 +10,8 @@
..\..\artifacts\obj\$(MSBuildProjectName)
..\..\artifacts\bin\$(MSBuildProjectName)\
+
+ 2.0
+
diff --git a/src/Kestrel/Kestrel.kproj b/src/Kestrel/Kestrel.kproj
index a2a1d5443b..07fa602304 100644
--- a/src/Kestrel/Kestrel.kproj
+++ b/src/Kestrel/Kestrel.kproj
@@ -10,5 +10,8 @@
..\..\artifacts\obj\$(MSBuildProjectName)
..\..\artifacts\bin\$(MSBuildProjectName)\
+
+ 2.0
+
diff --git a/src/Microsoft.AspNet.Server.Kestrel/Microsoft.AspNet.Server.Kestrel.kproj b/src/Microsoft.AspNet.Server.Kestrel/Microsoft.AspNet.Server.Kestrel.kproj
index e6428bd7c3..e6aef0564f 100644
--- a/src/Microsoft.AspNet.Server.Kestrel/Microsoft.AspNet.Server.Kestrel.kproj
+++ b/src/Microsoft.AspNet.Server.Kestrel/Microsoft.AspNet.Server.Kestrel.kproj
@@ -10,5 +10,8 @@
..\..\artifacts\obj\$(MSBuildProjectName)
..\..\artifacts\bin\$(MSBuildProjectName)\
+
+ 2.0
+
diff --git a/test/Microsoft.AspNet.Server.KestrelTests/Microsoft.AspNet.Server.KestrelTests.kproj b/test/Microsoft.AspNet.Server.KestrelTests/Microsoft.AspNet.Server.KestrelTests.kproj
index 48c60ccf04..e3d71ba62b 100644
--- a/test/Microsoft.AspNet.Server.KestrelTests/Microsoft.AspNet.Server.KestrelTests.kproj
+++ b/test/Microsoft.AspNet.Server.KestrelTests/Microsoft.AspNet.Server.KestrelTests.kproj
@@ -10,5 +10,8 @@
..\..\artifacts\obj\$(MSBuildProjectName)
..\..\artifacts\bin\$(MSBuildProjectName)\
+
+ 2.0
+