1 files changed, 1 insertions, 1 deletions
diff --git a/tests/duplex.cpp b/tests/duplex.cpp
index 125b56e..938a7f8 100644
--- a/tests/duplex.cpp
+++ b/tests/duplex.cpp
@@ -53,7 +53,7 @@ int inout( void *outputBuffer, void *inputBuffer, unsigned int nBufferFrames,
   // a simple buffer copy operation here.
   if ( status ) std::cout << "Stream over/underflow detected." << std::endl;
 
-  unsigned long *bytes = (unsigned long *) data;
+  unsigned int *bytes = (unsigned int *) data;
   memcpy( outputBuffer, inputBuffer, *bytes );
   return 0;
 }