diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index 30bdef8e..e92d0326 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -11,7 +11,7 @@ jobs:
       - name: Install dependencies, run tests, and collect coverage
         run: docker compose -f docker/buildkite/docker-compose.yaml run unit-test-test-service
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
           slug: cadence-workflow/cadence-java-client
diff --git a/src/main/java/com/uber/cadence/internal/common/WorkflowExecutionUtils.java b/src/main/java/com/uber/cadence/internal/common/WorkflowExecutionUtils.java
index 067c3e0b..f275b614 100644
--- a/src/main/java/com/uber/cadence/internal/common/WorkflowExecutionUtils.java
+++ b/src/main/java/com/uber/cadence/internal/common/WorkflowExecutionUtils.java
@@ -773,6 +773,7 @@ private static String prettyPrintJson(String jsonValue, String stackIndentation)
       Gson gson = new GsonBuilder().setPrettyPrinting().create();
       return gson.toJson(json);
     } catch (Exception e) {
+      System.err.println("Error parsing JSON: " + jsonValue);
       return jsonValue;
     }
   }