diff --git a/meldata.cc b/meldata.cc
index ef4421f16f1af7a740a6135999134d2a7532a994..4cbb2babbb132448324614908c6dff9d3f6a521e 100644
--- a/meldata.cc
+++ b/meldata.cc
@@ -645,8 +645,8 @@ namespace Melodic{
 				// Setup external call to BET:
 
 				char callBETstr[1000];
-				ostrstream osc(callBETstr,1000);
-				osc  << BET_path << " " << Mean_fname << " " 
+				ostrstream betosc(callBETstr,1000);
+				betosc  << BET_path << " " << Mean_fname << " " 
 	     		<< BET_outputfname << " " << BET_optarg << " > /dev/null " << '\0';
 	
         message("  Calling BET: " << callBETstr << endl);