diff --git a/src/Microsoft.AspNetCore.Identity.EntityFrameworkCore/project.json b/src/Microsoft.AspNetCore.Identity.EntityFrameworkCore/project.json
index cc7f95fe79..79ef439122 100644
--- a/src/Microsoft.AspNetCore.Identity.EntityFrameworkCore/project.json
+++ b/src/Microsoft.AspNetCore.Identity.EntityFrameworkCore/project.json
@@ -29,7 +29,7 @@
     "net451": {},
     "netstandard1.3": {
       "dependencies": {
-        "System.ComponentModel.TypeConverter": "4.1.0-*"
+        "System.ComponentModel.TypeConverter": "4.0.1-*"
       },
       "imports": [
         "portable-net451+win8"
diff --git a/src/Microsoft.AspNetCore.Identity/project.json b/src/Microsoft.AspNetCore.Identity/project.json
index 4f94955900..cc178c06e4 100644
--- a/src/Microsoft.AspNetCore.Identity/project.json
+++ b/src/Microsoft.AspNetCore.Identity/project.json
@@ -29,7 +29,7 @@
     "net451": {},
     "netstandard1.3": {
       "dependencies": {
-        "System.Text.RegularExpressions": "4.1.0-*"
+        "System.Text.RegularExpressions": "4.0.12-*"
       },
       "imports": [
         "portable-net451+win8"