diff --git a/tesseract/genconf/html.go b/tesseract/genconf/html.go
index 20ed122..1f74ad6 100644
--- a/tesseract/genconf/html.go
+++ b/tesseract/genconf/html.go
@@ -76,7 +76,7 @@ const htmlTemplate = `
Log ID: {{.LogID}}
Monitoring prefix: {{.MonitoringPrefix}}/
Submission prefix: {{.SubmissionPrefix}}/
- Interval: {{.NotAfterStart.Format "2006-01-02T15:04:05Z"}} – {{.NotAfterLimit.Format "2006-01-02T15:04:05Z"}}
+ Interval: {{.NotAfterStart.Format "2006-01-02T15:04:05Z"}} - {{.NotAfterLimit.Format "2006-01-02T15:04:05Z"}}
Links: checkpoint
key