diff --git a/guacamole/src/main/webapp/app/form/templates/dateField.html b/guacamole/src/main/webapp/app/form/templates/dateField.html
index fabaadfc5..239f3f52a 100644
--- a/guacamole/src/main/webapp/app/form/templates/dateField.html
+++ b/guacamole/src/main/webapp/app/form/templates/dateField.html
@@ -2,6 +2,7 @@
diff --git a/guacamole/src/main/webapp/app/form/templates/timeField.html b/guacamole/src/main/webapp/app/form/templates/timeField.html
index 70783b3f3..6b2651946 100644
--- a/guacamole/src/main/webapp/app/form/templates/timeField.html
+++ b/guacamole/src/main/webapp/app/form/templates/timeField.html
@@ -2,6 +2,7 @@
diff --git a/guacamole/src/main/webapp/translations/en.json b/guacamole/src/main/webapp/translations/en.json
index b62d80a09..355444eb6 100644
--- a/guacamole/src/main/webapp/translations/en.json
+++ b/guacamole/src/main/webapp/translations/en.json
@@ -127,6 +127,9 @@
"FORM" : {
+ "FIELD_PLACEHOLDER_DATE" : "YYYY-MM-DD",
+ "FIELD_PLACEHOLDER_TIME" : "HH:MM:SS",
+
"HELP_SHOW_PASSWORD" : "Click to show password",
"HELP_HIDE_PASSWORD" : "Click to hide password"