diff --git a/c2pa-native-version.txt b/c2pa-native-version.txt
index 20d8c27..27f9930 100644
--- a/c2pa-native-version.txt
+++ b/c2pa-native-version.txt
@@ -1 +1 @@
-c2pa-v0.75.19
+c2pa-v0.75.21
diff --git a/tests/test_unit_tests.py b/tests/test_unit_tests.py
index 88a4499..18f6b81 100644
--- a/tests/test_unit_tests.py
+++ b/tests/test_unit_tests.py
@@ -68,7 +68,7 @@ def load_test_settings_json():
 class TestC2paSdk(unittest.TestCase):
     def test_sdk_version(self):
         # This test verifies the native libraries used match the expected version.
-        self.assertIn("0.75.19", sdk_version())
+        self.assertIn("0.75.21", sdk_version())
 
 
 class TestReader(unittest.TestCase):