diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index f2201570a8..57c70b18e6 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,3 +1,6 @@
+#### 4.0.3 - 16.03.2017
+* BUGFIX: framework: auto-detect didn't work with Paket 4 - https://github.com/fsprojects/Paket/issues/2188
+
 #### 4.0.2 - 16.03.2017
 * Handle empty references files for .NET Core
 
diff --git a/src/Paket.Core/Requirements.fs b/src/Paket.Core/Requirements.fs
index ead984b88b..ffc3b733f5 100644
--- a/src/Paket.Core/Requirements.fs
+++ b/src/Paket.Core/Requirements.fs
@@ -449,6 +449,7 @@ let filterRestrictions (list1:FrameworkRestrictions) (list2:FrameworkRestriction
     match list1,list2 with 
     | FrameworkRestrictionList [], AutoDetectFramework -> AutoDetectFramework
     | AutoDetectFramework, FrameworkRestrictionList [] -> AutoDetectFramework
+    | AutoDetectFramework, AutoDetectFramework -> AutoDetectFramework
     | FrameworkRestrictionList list1 , FrameworkRestrictionList list2 ->
         let filtered =
             match list1, list2 with