--- a/src/filehandling_functions.c
+++ b/src/filehandling_functions.c
@@ -758,6 +758,7 @@
 		tmpfilename = tmpfilename2;	/* later we will refere only to tmp2 */
 	}
 
+	clearfilenameprefix();
 	for (i = -1; i < infopathcount; i++)	/* go through all paths */
 	{
 		if (i == -1)