diff --git a/src/OpenIddict.Assets/project.json b/src/OpenIddict.Assets/project.json
index d4af33ad..ef39640c 100644
--- a/src/OpenIddict.Assets/project.json
+++ b/src/OpenIddict.Assets/project.json
@@ -48,9 +48,9 @@
       }
     },
 
-    "netstandard1.3": {
+    "netstandard1.4": {
       "imports": [
-        "dotnet5.4",
+        "dotnet5.5",
         "portable-net451+win8"
       ]
     }
diff --git a/src/OpenIddict.Core/project.json b/src/OpenIddict.Core/project.json
index 4413eb1b..cccd2fbc 100644
--- a/src/OpenIddict.Core/project.json
+++ b/src/OpenIddict.Core/project.json
@@ -45,9 +45,9 @@
       }
     },
 
-    "netstandard1.3": {
+    "netstandard1.4": {
       "imports": [
-        "dotnet5.4",
+        "dotnet5.5",
         "portable-net451+win8"
       ]
     }
diff --git a/src/OpenIddict.EF/project.json b/src/OpenIddict.EF/project.json
index 7ed1502b..17554325 100644
--- a/src/OpenIddict.EF/project.json
+++ b/src/OpenIddict.EF/project.json
@@ -37,9 +37,9 @@
   "frameworks": {
     "net451": { },
 
-    "netstandard1.3": {
+    "netstandard1.4": {
       "imports": [
-        "dotnet5.4",
+        "dotnet5.5",
         "portable-net451+win8"
       ]
     }
diff --git a/src/OpenIddict.Mvc/project.json b/src/OpenIddict.Mvc/project.json
index 08bde4bf..58cee0ff 100644
--- a/src/OpenIddict.Mvc/project.json
+++ b/src/OpenIddict.Mvc/project.json
@@ -43,10 +43,7 @@
   "frameworks": {
     "net451": {
       "frameworkAssemblies": {
-        "System.Reflection": {
-          "type": "build",
-          "version": "4.0.0.0"
-        }
+        "System.Reflection": { "type": "build", "version": "4.0.0.0" }
       }
     },
 
diff --git a/src/OpenIddict.Security/project.json b/src/OpenIddict.Security/project.json
index 8f211fc8..8aa23b64 100644
--- a/src/OpenIddict.Security/project.json
+++ b/src/OpenIddict.Security/project.json
@@ -28,17 +28,17 @@
   },
 
   "dependencies": {
-    "NWebsec": { "type": "build", "version": "1.0.0-internal-*" },
     "JetBrains.Annotations": { "type": "build", "version": "10.1.2-eap" },
+    "NWebsec": { "type": "build", "version": "1.0.0-internal-*" },
     "OpenIddict.Core": "1.0.0-*"
   },
 
   "frameworks": {
     "net451": { },
 
-    "netstandard1.3": {
+    "netstandard1.4": {
       "imports": [
-        "dotnet5.4",
+        "dotnet5.5",
         "portable-net451+win8"
       ]
     }