diff --git a/python/grass/temporal/metadata.py b/python/grass/temporal/metadata.py
index 84e7633e833..c5d1707f550 100644
--- a/python/grass/temporal/metadata.py
+++ b/python/grass/temporal/metadata.py
@@ -1412,8 +1412,8 @@ def get_semantic_labels(self):
 
         dbif = SQLDatabaseInterfaceConnection()
         dbif.connect()
-        dbif.execute(sql, mapset=self.mapset)
-        rows = dbif.fetchall(mapset=self.mapset)
+        dbif.execute(sql, mapset=self.tgis_mapset)
+        rows = dbif.fetchall(mapset=self.tgis_mapset)
         dbif.close()
 
         if rows:
diff --git a/python/grass/temporal/space_time_datasets.py b/python/grass/temporal/space_time_datasets.py
index df1da106e0c..b8e853e2441 100644
--- a/python/grass/temporal/space_time_datasets.py
+++ b/python/grass/temporal/space_time_datasets.py
@@ -1265,6 +1265,7 @@ def reset(self, ident):
         self.relative_time = STRDSRelativeTime(ident=ident)
         self.spatial_extent = STRDSSpatialExtent(ident=ident)
         self.metadata = STRDSMetadata(ident=ident)
+        self.metadata.tgis_mapset = self.get_mapset()
 
 
 ###############################################################################
@@ -1391,6 +1392,7 @@ def reset(self, ident):
         self.relative_time = STR3DSRelativeTime(ident=ident)
         self.spatial_extent = STR3DSSpatialExtent(ident=ident)
         self.metadata = STR3DSMetadata(ident=ident)
+        self.metadata.tgis_mapset = self.get_mapset()
 
 
 ###############################################################################
@@ -1500,6 +1502,7 @@ def reset(self, ident):
         self.relative_time = STVDSRelativeTime(ident=ident)
         self.spatial_extent = STVDSSpatialExtent(ident=ident)
         self.metadata = STVDSMetadata(ident=ident)
+        self.metadata.tgis_mapset = self.get_mapset()
 
 
 ###############################################################################