diff --git a/homeassistant/components/energy/strings.json b/homeassistant/components/energy/strings.json
index 62888e6ecc0..611d36882ee 100644
--- a/homeassistant/components/energy/strings.json
+++ b/homeassistant/components/energy/strings.json
@@ -27,7 +27,7 @@
     },
     "entity_unexpected_unit_gas": {
       "title": "[%key:component::energy::issues::entity_unexpected_unit_energy::title%]",
-      "description": "The following entities do not have an expected unit of measurement (either of {energy_units} for an energy sensor or either of {gas_units} for a gas sensor:)"
+      "description": "The following entities do not have an expected unit of measurement (either of {energy_units} for an energy sensor or either of {gas_units} for a gas sensor):"
     },
     "entity_unexpected_unit_water": {
       "title": "[%key:component::energy::issues::entity_unexpected_unit_energy::title%]",
diff --git a/homeassistant/components/energy/translations/en.json b/homeassistant/components/energy/translations/en.json
index 63b4148522b..92e9e83aa20 100644
--- a/homeassistant/components/energy/translations/en.json
+++ b/homeassistant/components/energy/translations/en.json
@@ -37,7 +37,7 @@
             "title": "Unexpected unit of measurement"
         },
         "entity_unexpected_unit_gas": {
-            "description": "The following entities do not have an expected unit of measurement (either of {energy_units} for an energy sensor or either of {gas_units} for a gas sensor:)",
+            "description": "The following entities do not have an expected unit of measurement (either of {energy_units} for an energy sensor or either of {gas_units} for a gas sensor):",
             "title": "Unexpected unit of measurement"
         },
         "entity_unexpected_unit_gas_price": {