diff --git a/src/Microsoft.AspNetCore.Html.Abstractions/project.json b/src/Microsoft.AspNetCore.Html.Abstractions/project.json
index 500041c2ed..69b0215834 100644
--- a/src/Microsoft.AspNetCore.Html.Abstractions/project.json
+++ b/src/Microsoft.AspNetCore.Html.Abstractions/project.json
@@ -24,10 +24,7 @@
       "dependencies": {
         "System.Collections": "4.0.11-*",
         "System.Resources.ResourceManager": "4.0.1-*"
-      },
-      "imports": [
-        "dotnet5.1"
-      ]
+      }
     }
   }
 }
\ No newline at end of file
diff --git a/src/Microsoft.Extensions.WebEncoders/project.json b/src/Microsoft.Extensions.WebEncoders/project.json
index 70be4220b9..beeac94efe 100644
--- a/src/Microsoft.Extensions.WebEncoders/project.json
+++ b/src/Microsoft.Extensions.WebEncoders/project.json
@@ -23,10 +23,6 @@
     "System.Text.Encodings.Web": "4.0.0-*"
   },
   "frameworks": {
-    "netstandard1.0": {
-      "imports": [
-        "dotnet5.1"
-      ]
-    }
+    "netstandard1.0": {}
   }
 }
\ No newline at end of file