diff --git a/src/langtrace_python_sdk/instrumentation/dspy/patch.py b/src/langtrace_python_sdk/instrumentation/dspy/patch.py
index 3325bd8b..6e8dabfc 100644
--- a/src/langtrace_python_sdk/instrumentation/dspy/patch.py
+++ b/src/langtrace_python_sdk/instrumentation/dspy/patch.py
@@ -131,7 +131,7 @@ def traced_method(wrapped, instance, args, kwargs):
                     set_span_attribute(
                         span,
                         "dspy.signature.result",
-                        json.dumps(result.toDict(), default=lambda x: list(x) if isinstance(x, set) else x),
+                        json.dumps(result.toDict(), default=lambda x: str(x) if isinstance(x, (set, object)) else x),
                     )
                     span.set_status(Status(StatusCode.OK))
 
diff --git a/src/langtrace_python_sdk/version.py b/src/langtrace_python_sdk/version.py
index cf114b17..c78f55c4 100644
--- a/src/langtrace_python_sdk/version.py
+++ b/src/langtrace_python_sdk/version.py
@@ -1 +1 @@
-__version__ = "3.3.30"
+__version__ = "3.3.31"