diff --git a/lib/src/bindings/libgit2_bindings.dart b/lib/src/bindings/libgit2_bindings.dart
index 90db856..a65a271 100644
--- a/lib/src/bindings/libgit2_bindings.dart
+++ b/lib/src/bindings/libgit2_bindings.dart
@@ -2467,6 +2467,14 @@ class Libgit2 {
   /// > to support repositories with the `noop` extension but does want
   /// > to support repositories with the `newext` extension.
   ///
+  /// opts(GIT_OPT_GET_OWNER_VALIDATION, int *enabled)
+  /// > Gets the owner validation setting for repository
+  /// > directories.
+  ///
+  /// opts(GIT_OPT_SET_OWNER_VALIDATION, int enabled)
+  /// > Set that repository directories should be owned by the current
+  /// > user. The default is to validate ownership.
+  ///
   /// @param option Option key
   /// @param ... value to set the option
   /// @return 0 on success, <0 on failure
@@ -26913,6 +26921,8 @@ abstract class git_libgit2_opt_t {
   static const int GIT_OPT_SET_ODB_LOOSE_PRIORITY = 32;
   static const int GIT_OPT_GET_EXTENSIONS = 33;
   static const int GIT_OPT_SET_EXTENSIONS = 34;
+  static const int GIT_OPT_GET_OWNER_VALIDATION = 35;
+  static const int GIT_OPT_SET_OWNER_VALIDATION = 36;
 }
 
 /// A data buffer for exporting data from libgit2
@@ -30613,6 +30623,9 @@ abstract class git_error_code {
 
   /// < Patch application failed
   static const int GIT_EAPPLYFAIL = -35;
+
+  /// < The object is not owned by the current user
+  static const int GIT_EOWNER = -36;
 }
 
 /// Structure to store extra details of the last error that occurred.
@@ -32680,13 +32693,13 @@ const int GIT_CREDTYPE_SSH_MEMORY = 64;
 
 const int GIT_EMAIL_CREATE_OPTIONS_VERSION = 1;
 
-const String LIBGIT2_VERSION = '1.4.2';
+const String LIBGIT2_VERSION = '1.4.3';
 
 const int LIBGIT2_VER_MAJOR = 1;
 
 const int LIBGIT2_VER_MINOR = 4;
 
-const int LIBGIT2_VER_REVISION = 2;
+const int LIBGIT2_VER_REVISION = 3;
 
 const int LIBGIT2_VER_PATCH = 0;
 
diff --git a/lib/src/util.dart b/lib/src/util.dart
index 640d69c..afb5322 100644
--- a/lib/src/util.dart
+++ b/lib/src/util.dart
@@ -8,7 +8,7 @@ import 'package:libgit2dart/src/bindings/libgit2_bindings.dart';
 import 'package:path/path.dart' as path;
 import 'package:pub_cache/pub_cache.dart';
 
-const libgit2Version = '1.4.2';
+const libgit2Version = '1.4.3';
 final libDir = path.join('.dart_tool', 'libgit2');
 
 String getLibName() {
@@ -25,7 +25,7 @@ String getLibName() {
   return 'libgit2-$libgit2Version.$ext';
 }
 
-/// Checks if [File]/[Link] exists for an [uri].
+/// Checks if [File]/[Link] exists for [path].
 bool _doesFileExist(String path) {
   return File(path).existsSync() || Link(path).existsSync();
 }
diff --git a/linux/CMakeLists.txt b/linux/CMakeLists.txt
index 14ee21d..325acb8 100644
--- a/linux/CMakeLists.txt
+++ b/linux/CMakeLists.txt
@@ -20,6 +20,6 @@ target_link_libraries(${PLUGIN_NAME} PRIVATE PkgConfig::GTK)
 
 # List of absolute paths to libraries that should be bundled with the plugin
 set(libgit2dart_bundled_libraries
-  "${CMAKE_CURRENT_SOURCE_DIR}/libgit2-1.4.2.so"
+  "${CMAKE_CURRENT_SOURCE_DIR}/libgit2-1.4.3.so"
   PARENT_SCOPE
 )
diff --git a/linux/libgit2-1.4.2.so b/linux/libgit2-1.4.2.so
deleted file mode 100644
index e817112..0000000
Binary files a/linux/libgit2-1.4.2.so and /dev/null differ
diff --git a/linux/libgit2-1.4.3.so b/linux/libgit2-1.4.3.so
new file mode 100644
index 0000000..d5f1411
Binary files /dev/null and b/linux/libgit2-1.4.3.so differ
diff --git a/macos/libgit2-1.4.2.dylib b/macos/libgit2-1.4.2.dylib
deleted file mode 100644
index 20219ad..0000000
Binary files a/macos/libgit2-1.4.2.dylib and /dev/null differ
diff --git a/macos/libgit2-1.4.3.dylib b/macos/libgit2-1.4.3.dylib
new file mode 100644
index 0000000..28a0046
Binary files /dev/null and b/macos/libgit2-1.4.3.dylib differ
diff --git a/macos/libgit2dart.podspec b/macos/libgit2dart.podspec
index c35095b..235f747 100644
--- a/macos/libgit2dart.podspec
+++ b/macos/libgit2dart.podspec
@@ -15,7 +15,7 @@ Dart bindings to libgit2.
   s.source           = { :path => '.' }
   s.source_files     = 'Classes/**/*'
   s.dependency 'FlutterMacOS'
-  s.vendored_libraries = 'libgit2-1.4.2.dylib'
+  s.vendored_libraries = 'libgit2-1.4.3.dylib'
 
   s.platform = :osx, '10.11'
   s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES' }
diff --git a/windows/CMakeLists.txt b/windows/CMakeLists.txt
index 30e081d..a653c8a 100644
--- a/windows/CMakeLists.txt
+++ b/windows/CMakeLists.txt
@@ -19,6 +19,6 @@ target_link_libraries(${PLUGIN_NAME} PRIVATE flutter flutter_wrapper_plugin)
 
 # List of absolute paths to libraries that should be bundled with the plugin
 set(libgit2dart_bundled_libraries
-  "${CMAKE_CURRENT_SOURCE_DIR}/libgit2-1.4.2.dll"
+  "${CMAKE_CURRENT_SOURCE_DIR}/libgit2-1.4.3.dll"
   PARENT_SCOPE
 )
diff --git a/windows/libgit2-1.4.2.dll b/windows/libgit2-1.4.3.dll
similarity index 61%
rename from windows/libgit2-1.4.2.dll
rename to windows/libgit2-1.4.3.dll
index a062014..19ad281 100644
Binary files a/windows/libgit2-1.4.2.dll and b/windows/libgit2-1.4.3.dll differ