diff --git a/src/dev-center/js/dev-center.js b/src/dev-center/js/dev-center.js
index ac7175771..b06e1cdb9 100644
--- a/src/dev-center/js/dev-center.js
+++ b/src/dev-center/js/dev-center.js
@@ -2894,14 +2894,14 @@ async function render_analytics(period){
                     label: 'Opens',
                     data: openData,
                     borderColor: '#8884d8',
-                    tension: 0.1,
+                    tension: 0,
                     fill: false
                 },
                 {
                     label: 'Users',
                     data: userData,
                     borderColor: '#82ca9d',
-                    tension: 0.1,
+                    tension: 0,
                     fill: false
                 }
             ]