diff --git a/nowcasting_dataset/data_sources/gsp/live.py b/nowcasting_dataset/data_sources/gsp/live.py
index 99f7ad0d..785ab5e7 100644
--- a/nowcasting_dataset/data_sources/gsp/live.py
+++ b/nowcasting_dataset/data_sources/gsp/live.py
@@ -67,7 +67,7 @@ def get_gsp_power_from_database(
 
             gsp_yield_dict = gsp_yield.__dict__
             gsp_yield_dict["installed_capacity_mw"] = location.installed_capacity_mw
-            gsp_yield_dict["solar_generation_mw"] = gsp_yield_dict["solar_generation_kw"] * 1000
+            gsp_yield_dict["solar_generation_mw"] = gsp_yield_dict["solar_generation_kw"] / 1000
             gsp_yield_dict["gsp_id"] = location.gsp_id
             gsp_yields_dict.append(gsp_yield_dict)
 
diff --git a/tests/data_sources/gsp/test_gsp_live.py b/tests/data_sources/gsp/test_gsp_live.py
index 8f9ca3f2..859a5051 100644
--- a/tests/data_sources/gsp/test_gsp_live.py
+++ b/tests/data_sources/gsp/test_gsp_live.py
@@ -25,6 +25,8 @@ def test_get_pv_power_from_database(gsp_yields, db_session):
         pd.to_datetime(gsp_power.index[0]).isoformat()
         == datetime(2022, 1, 1, 0, 0, tzinfo=timezone.utc).isoformat()
     )
+    assert gsp_power.max().max() < 1
+    # this because units have changed from kw to mw
 
 
 @freeze_time("2022-01-01 05:00")