diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+## Changes for 0.30.0.2
+
+_2026-03-12, Andreas Abel_
+
+- Fixed issue [#531](https://github.com/haskell-github/github/issues/531)
+  (Norfairking, PR [#532](https://github.com/haskell-github/github/pull/532)).
+- Allow `http-client-tls-0.4`.
+
+Tested with GHC 8.2 - 9.14.1.
+
 ## Changes for 0.30.0.1
 
 _2025-08-27, Andreas Abel_
diff --git a/github.cabal b/github.cabal
--- a/github.cabal
+++ b/github.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.4
 name:               github
-version:            0.30.0.1
+version:            0.30.0.2
 synopsis:           Access to the GitHub API, v3.
 category:           Network
 description:
@@ -32,7 +32,7 @@
 tested-with:
   GHC == 9.14.1
   GHC == 9.12.2
-  GHC == 9.10.2
+  GHC == 9.10.3
   GHC == 9.8.4
   GHC == 9.6.7
   GHC == 9.4.8
@@ -223,7 +223,7 @@
 
   else
     build-depends:
-        http-client-tls  >=0.3.5.3 && <0.4
+        http-client-tls  >=0.3.5.3 && <0.5
       , tls              >=1.4.1
 
 test-suite github-test
diff --git a/src/GitHub/Data/GitData.hs b/src/GitHub/Data/GitData.hs
--- a/src/GitHub/Data/GitData.hs
+++ b/src/GitHub/Data/GitData.hs
@@ -208,8 +208,8 @@
         <*> o .: "parents"
         <*> o .: "url"
         <*> o .: "commit"
-        <*> o .:? "committer"
-        <*> o .:? "author"
+        <*> (o .:? "committer" <|> pure Nothing)
+        <*> (o .:? "author" <|> pure Nothing)
         <*> o .:? "files" .!= V.empty
         <*> o .:? "stats"