diff --git a/homeassistant/components/forecast_solar/strings.json b/homeassistant/components/forecast_solar/strings.json
index 201a3cd415c..278e68db9a1 100644
--- a/homeassistant/components/forecast_solar/strings.json
+++ b/homeassistant/components/forecast_solar/strings.json
@@ -54,13 +54,13 @@
         "name": "Estimated power production - now"
       },
       "power_production_next_hour": {
-        "name": "Estimated power production - next hour"
+        "name": "Estimated power production - in 1 hour"
       },
       "power_production_next_12hours": {
-        "name": "Estimated power production - next 12 hours"
+        "name": "Estimated power production - in 12 hours"
       },
       "power_production_next_24hours": {
-        "name": "Estimated power production - next 24 hours"
+        "name": "Estimated power production - in 24 hours"
       },
       "energy_current_hour": {
         "name": "Estimated energy production - this hour"
diff --git a/tests/components/forecast_solar/test_sensor.py b/tests/components/forecast_solar/test_sensor.py
index f78ca894acb..86bf4c6b392 100644
--- a/tests/components/forecast_solar/test_sensor.py
+++ b/tests/components/forecast_solar/test_sensor.py
@@ -194,17 +194,17 @@ async def test_disabled_by_default(
     [
         (
             "power_production_next_12hours",
-            "Estimated power production - next 12 hours",
+            "Estimated power production - in 12 hours",
             "600000",
         ),
         (
             "power_production_next_24hours",
-            "Estimated power production - next 24 hours",
+            "Estimated power production - in 24 hours",
             "700000",
         ),
         (
             "power_production_next_hour",
-            "Estimated power production - next hour",
+            "Estimated power production - in 1 hour",
             "400000",
         ),
     ],