diff --git a/samples/Mvc.Server/Mvc.Server.csproj b/samples/Mvc.Server/Mvc.Server.csproj
index 1ec7f82b..eeaa2c9c 100644
--- a/samples/Mvc.Server/Mvc.Server.csproj
+++ b/samples/Mvc.Server/Mvc.Server.csproj
@@ -11,7 +11,7 @@
-
+
diff --git a/src/OpenIddict.AspNetCore/OpenIddict.AspNetCore.csproj b/src/OpenIddict.AspNetCore/OpenIddict.AspNetCore.csproj
index 2074ec58..d84c04d7 100644
--- a/src/OpenIddict.AspNetCore/OpenIddict.AspNetCore.csproj
+++ b/src/OpenIddict.AspNetCore/OpenIddict.AspNetCore.csproj
@@ -2,6 +2,8 @@
netcoreapp3.0
+ false
+ false
diff --git a/src/OpenIddict.Owin/OpenIddict.Owin.csproj b/src/OpenIddict.Owin/OpenIddict.Owin.csproj
index 234dfcc4..e791e6f2 100644
--- a/src/OpenIddict.Owin/OpenIddict.Owin.csproj
+++ b/src/OpenIddict.Owin/OpenIddict.Owin.csproj
@@ -2,6 +2,8 @@
net461;net472
+ false
+ false
diff --git a/src/OpenIddict/OpenIddict.csproj b/src/OpenIddict/OpenIddict.csproj
index 6571f911..4d3f70f9 100644
--- a/src/OpenIddict/OpenIddict.csproj
+++ b/src/OpenIddict/OpenIddict.csproj
@@ -2,6 +2,8 @@
netstandard2.0;netstandard2.1
+ false
+ false