diff --git a/locales/en.json b/locales/en.json
index 587dd34ae..d996a5c7a 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -257,9 +257,9 @@
     "certmanager_old_letsencrypt_app_detected" : "\nYunohost detected that the 'letsencrypt' app is installed, which conflits with the new built-in certificate management features in Yunohost. If you wish to use the new built-in features, please run the following commands to migrate your installation :\n\n    yunohost app remove letsencrypt\n    yunohost domain cert-install\n\nN.B. : this will attempt to re-install certificates for all domains with a Let's Encrypt certificate or self-signed certificate.",
     "certmanager_hit_rate_limit" :"Too many certificates already issued for exact set of domains {domain:s} recently. Please try again later. See https://letsencrypt.org/docs/rate-limits/ for more details.",
     "certmanager_cert_signing_failed" : "Signing the new certificate failed.",
-    "certmanager_no_cert_file" : "Unable to read certificate file for domain {domain:s} (file : {file:s})",
+    "certmanager_no_cert_file" : "Unable to read certificate file for domain {domain:s} (file: {file:s})",
     "certmanager_conflicting_nginx_file": "Unable to prepare domain for ACME challenge : the nginx configuration file {filepath:s} is conflicting and should be removed first.",
     "domain_cannot_remove_main": "Cannot remove main domain. Set a new main domain first",
-    "certmanager_self_ca_conf_file_not_found" : "Configuration file not found for self-signing CA ({file:s})",
-    "certmanager_unable_to_parse_self_CA_name": "Unable to parse name of self-signing authority in {file:s}."
+    "certmanager_self_ca_conf_file_not_found" : "Configuration file not found for self-signing authority (file: {file:s})",
+    "certmanager_unable_to_parse_self_CA_name": "Unable to parse name of self-signing authority (file: {file:s})"
 }