diff --git a/src/diagram/view.rs b/src/diagram/view.rs
index 7723c09023f3039d091463127c29f826c0a04370..95effc002228f2f373d96dadada2cd0fd2519119 100644
--- a/src/diagram/view.rs
+++ b/src/diagram/view.rs
@@ -340,7 +340,7 @@ impl View {
     }
 
     pub fn column_width(&self) -> f64 {
-        const COLUMN_WIDTH: f64 = 100.0;
+        const COLUMN_WIDTH: f64 = 90.0;
 
         COLUMN_WIDTH * self.imp().text_scale_factor.get()
     }