diff --git a/src/reportengine/app.py b/src/reportengine/app.py
index 1be4d1a..8a96a18 100644
--- a/src/reportengine/app.py
+++ b/src/reportengine/app.py
@@ -261,6 +261,8 @@ def excepthook(self, etype, evalue, tb):
 
     def init_logging(self, args):
         root_log.setLevel(args['loglevel'])
+        mpl_logger = logging.getLogger('matplotlib')
+        mpl_logger.setLevel(logging.WARNING)
         root_log.addHandler(colors.ColorHandler())
 
     def init_style(self, args):