diff --git a/webroot/rsrc/js/application/fact/Chart.js b/webroot/rsrc/js/application/fact/Chart.js
--- a/webroot/rsrc/js/application/fact/Chart.js
+++ b/webroot/rsrc/js/application/fact/Chart.js
@@ -195,8 +195,14 @@
 
             // NOTE: Javascript months are zero-based. See PHI1017.
             var d_m = dd.getMonth() + 1;
+            if (d_m.length = 1) {
+              d_m = '0' + d_m;
+            }
 
             var d_d = dd.getDate();
+            if (d_d.length = 1) {
+              d_d = '0' + d_d;
+            }
 
             var y = parseInt(d.y1);