diff --git a/dotnet.lua b/dotnet.lua
index a7c5483..94cb970 100644
--- a/dotnet.lua
+++ b/dotnet.lua
@@ -23,7 +23,7 @@ local framework_parser = parser({
     "netstandard2.1",
 
     "netcoreapp1.0", "netcoreapp1.1", "netcoreapp2.0", "netcoreapp2.1",
-    "netcoreapp2.2", "netcoreapp3.0",
+    "netcoreapp2.2", "netcoreapp3.0", "netcoreapp3.1",
 
     "net11", "net20", "net35", "net40", "net403", "net45", "net451", "net452",
     "net46", "net461", "net462", "net47", "net471", "net472", "net48"
@@ -193,7 +193,6 @@ local dotnet_parser = parser({
     "clean"..clean_parser,
     "help",
     "list"..parser({"reference", "package"}),
-    "migrate",
     "msbuild",
     "new"..new_parser,
     "nuget",