diff --git a/Sources/Plasma/FeatureLib/pfPython/plPythonFileMod.cpp b/Sources/Plasma/FeatureLib/pfPython/plPythonFileMod.cpp
index f32d64d5..5518bd5c 100644
--- a/Sources/Plasma/FeatureLib/pfPython/plPythonFileMod.cpp
+++ b/Sources/Plasma/FeatureLib/pfPython/plPythonFileMod.cpp
@@ -2792,7 +2792,7 @@ hsBool plPythonFileMod::MsgReceive(plMessage* msg)
 			plProfile_BeginTiming(PythonUpdate);
 			PyObject* retVal = PyObject_CallMethod(
 				fPyFunctionInstances[kfunc_OnSubtitleMsg], fFunctionNames[kfunc_OnSubtitleMsg],
-				"ss", pSubMsg->GetText(), pSubMsg->GetSpeaker());
+				"ss", pSubMsg->GetText().c_str(), pSubMsg->GetSpeaker().c_str());
 			if (retVal == nil)
 			{
 #ifndef PLASMA_EXTERNAL_RELEASE