diff --git a/overviewer_core/progressbar.py b/overviewer_core/progressbar.py
index f0c8706..920fb33 100644
--- a/overviewer_core/progressbar.py
+++ b/overviewer_core/progressbar.py
@@ -251,6 +251,7 @@ class ProgressBar(object):
             try:
                 self.handle_resize(None,None)
                 signal.signal(signal.SIGWINCH, self.handle_resize)
+                signal.siginterrupt(signal.SIGWINCH, False)
                 self.signal_set = True
             except:
                 self.term_width = 79