Index: apps/app_mixmonitor.c
===================================================================
--- apps/app_mixmonitor.c	(revision 69624)
+++ apps/app_mixmonitor.c	(working copy)
@@ -41,6 +41,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h>
+#include <libgen.h>
 
 #include "asterisk/file.h"
 #include "asterisk/logger.h"
@@ -302,6 +303,7 @@
 static int mixmonitor_exec(struct ast_channel *chan, void *data)
 {
 	int x, readvol = 0, writevol = 0;
+	int res;
 	struct ast_module_user *u;
 	struct ast_flags flags = {0};
 	char *parse;
@@ -372,6 +374,8 @@
 		sprintf(build, "%s/%s", ast_config_AST_MONITOR_DIR, args.filename);
 		args.filename = build;
 	}
+	if ((res = ast_mkdir(dirname(ast_strdupa(args.filename)), 0755))) 
+		ast_log(LOG_WARNING, "ast_mkdir failed: %s\n", strerror(res));
 
 	pbx_builtin_setvar_helper(chan, "MIXMONITOR_FILENAME", args.filename);
 	launch_monitor_thread(chan, args.filename, flags.flags, readvol, writevol, args.post_process);