diff --git a/Session.sln b/Session.sln
index 4443bee334..c1c9671948 100644
--- a/Session.sln
+++ b/Session.sln
@@ -7,13 +7,13 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{E9D63F97-6
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{A189F10C-3A9C-4F81-83D0-32E5FE50DAD8}"
 EndProject
-Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.Session", "src\Microsoft.AspNet.Session\Microsoft.AspNet.Session.kproj", "{71802736-F640-4733-9671-02D267EDD76A}"
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.Session", "src\Microsoft.AspNet.Session\Microsoft.AspNet.Session.xproj", "{71802736-F640-4733-9671-02D267EDD76A}"
 EndProject
-Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.Session.Tests", "test\Microsoft.AspNet.Session.Tests\Microsoft.AspNet.Session.Tests.kproj", "{8C131A0A-BC1A-4CF3-8B77-8813FBFE5639}"
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Microsoft.AspNet.Session.Tests", "test\Microsoft.AspNet.Session.Tests\Microsoft.AspNet.Session.Tests.xproj", "{8C131A0A-BC1A-4CF3-8B77-8813FBFE5639}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "samples", "samples", "{94E80ED2-9F27-40AC-A9EF-C707BDFAA3BE}"
 EndProject
-Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "SessionSample", "samples\SessionSample\SessionSample.kproj", "{FE0B9969-3BDE-4A7D-BE1B-47EAE8DBF365}"
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "SessionSample", "samples\SessionSample\SessionSample.xproj", "{FE0B9969-3BDE-4A7D-BE1B-47EAE8DBF365}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{6CB0FEE3-129E-488A-801A-6DE479AEC416}"
 	ProjectSection(SolutionItems) = preProject
diff --git a/samples/SessionSample/SessionSample.kproj b/samples/SessionSample/SessionSample.xproj
similarity index 100%
rename from samples/SessionSample/SessionSample.kproj
rename to samples/SessionSample/SessionSample.xproj
diff --git a/src/Microsoft.AspNet.Session/Microsoft.AspNet.Session.kproj b/src/Microsoft.AspNet.Session/Microsoft.AspNet.Session.xproj
similarity index 100%
rename from src/Microsoft.AspNet.Session/Microsoft.AspNet.Session.kproj
rename to src/Microsoft.AspNet.Session/Microsoft.AspNet.Session.xproj
diff --git a/test/Microsoft.AspNet.Session.Tests/Microsoft.AspNet.Session.Tests.kproj b/test/Microsoft.AspNet.Session.Tests/Microsoft.AspNet.Session.Tests.xproj
similarity index 100%
rename from test/Microsoft.AspNet.Session.Tests/Microsoft.AspNet.Session.Tests.kproj
rename to test/Microsoft.AspNet.Session.Tests/Microsoft.AspNet.Session.Tests.xproj