diff --git a/cabal.project b/cabal.project
index ed0996f6..be4081d6 100644
--- a/cabal.project
+++ b/cabal.project
@@ -6,6 +6,7 @@ tests: True
 
 constraints: github +openssl
 constraints: github-samples +openssl
+constraints: HsOpenSSL +use-pkg-config
 constraints: operational -buildExamples
 
 -- constraints: text >=2
diff --git a/github.cabal b/github.cabal
index 55a825e8..52195d44 100644
--- a/github.cabal
+++ b/github.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.4
 name:               github
-version:            0.29.1
+version:            0.30
 synopsis:           Access to the GitHub API, v3.
 category:           Network
 description:
diff --git a/src/GitHub/Data/Options.hs b/src/GitHub/Data/Options.hs
index f1ce58da..bf03c617 100644
--- a/src/GitHub/Data/Options.hs
+++ b/src/GitHub/Data/Options.hs
@@ -122,6 +122,7 @@ instance Binary IssueState
 -- | 'GitHub.Data.Issues.Issue' state reason
 data IssueStateReason
     = StateReasonCompleted
+    | StateReasonDuplicate
     | StateReasonNotPlanned
     | StateReasonReopened
   deriving
@@ -130,12 +131,14 @@ data IssueStateReason
 instance ToJSON IssueStateReason where
     toJSON = String . \case
       StateReasonCompleted  -> "completed"
+      StateReasonDuplicate  -> "duplicate"
       StateReasonNotPlanned -> "not_planned"
       StateReasonReopened   -> "reopened"
 
 instance FromJSON IssueStateReason where
     parseJSON = withText "IssueStateReason" $ \t -> case T.toLower t of
         "completed"   -> pure StateReasonCompleted
+        "duplicate"   -> pure StateReasonDuplicate
         "not_planned" -> pure StateReasonNotPlanned
         "reopened"    -> pure StateReasonReopened
         _ -> fail $ "Unknown IssueStateReason: " <> T.unpack t