diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35f7ba0563..6caa09103c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@
 
 * Venmo
   * Add `setIsFinalAmount()` to `VenmoRequest`
+* ThreeDSecure
+  * Call cleanup method to resolve `Cardinal.getInstance` memory leak
 
 ## 4.41.0 (2024-01-18)
 
diff --git a/ThreeDSecure/src/main/java/com/braintreepayments/api/CardinalClient.java b/ThreeDSecure/src/main/java/com/braintreepayments/api/CardinalClient.java
index 794d9144d4..b5ff21b9d9 100644
--- a/ThreeDSecure/src/main/java/com/braintreepayments/api/CardinalClient.java
+++ b/ThreeDSecure/src/main/java/com/braintreepayments/api/CardinalClient.java
@@ -58,6 +58,8 @@ void continueLookup(ThreeDSecureResult threeDSecureResult, CardinalChallengeObse
         } catch (RuntimeException e) {
             throw new BraintreeException("Cardinal SDK cca_continue Error.", e);
         }
+
+        Cardinal.getInstance().cleanup();
     }
 
     private void configureCardinal(Context context, Configuration configuration, ThreeDSecureRequest request) throws BraintreeException {
diff --git a/ThreeDSecure/src/test/java/com/braintreepayments/api/CardinalClientUnitTest.kt b/ThreeDSecure/src/test/java/com/braintreepayments/api/CardinalClientUnitTest.kt
index f849bc3676..99d8f01c10 100644
--- a/ThreeDSecure/src/test/java/com/braintreepayments/api/CardinalClientUnitTest.kt
+++ b/ThreeDSecure/src/test/java/com/braintreepayments/api/CardinalClientUnitTest.kt
@@ -243,6 +243,8 @@ class CardinalClientUnitTest {
                 cardinalChallengeObserver
             )
         }
+
+        verify { cardinalInstance.cleanup() }
     }
 
     @Test