diff --git a/api/s15_energy.py b/api/s15_energy.py
index a573416..70d50df 100644
--- a/api/s15_energy.py
+++ b/api/s15_energy.py
@@ -150,6 +150,11 @@ def inp_in_energy(section: list[str]) -> ChangeSet:
             for key in get_energy_schema('').keys():
                 if line.startswith(key):
                     value = line.removeprefix(key).strip()
+
+                    # exception here
+                    if line.startswith('GLOBAL EFFICIENCY'):
+                        value = line.removeprefix('GLOBAL EFFICIENCY').strip()
+                    
                     cs.append(g_update_prefix | { 'type' : 'energy', key : value })
 
     return cs