diff --git a/orangecontrib/storynavigation/widgets/OWSNActorAnalysis.py b/orangecontrib/storynavigation/widgets/OWSNActorAnalysis.py
index c22c251..c6317d4 100644
--- a/orangecontrib/storynavigation/widgets/OWSNActorAnalysis.py
+++ b/orangecontrib/storynavigation/widgets/OWSNActorAnalysis.py
@@ -465,8 +465,8 @@ def __init__(self):
             self.main_agents_box,
             self,
             "agent_prominence_score_min",
-            minv=0.0,
-            maxv=100.0,
+            minv=0,
+            maxv=100,
             controlWidth=60,
             alignment=Qt.AlignRight,
             callback=self.slider_callback,