diff --git a/Session/HerbertTheSherbert.abc b/Session/HerbertTheSherbert.abc
index 83f1935..607c718 100644
--- a/Session/HerbertTheSherbert.abc
+++ b/Session/HerbertTheSherbert.abc
@@ -4,7 +4,7 @@ C:Martin Ellison
 M:6/8
 L:1/8
 Q:1/4=165
-K:G
+K:Em
 "Em" E2 E "C" e3 |cBA "Em" B3 |GBA GFE | "D" FAG FED |
 "Em" E2 E "C" e3 |cBA "Em" B3 |GBA GFE | "D" AGF "Em" E3 :| |:
 "Em" EFG "D" F3 |"C" EFG "Bm" F3 | "Em" Bef gfe | "Bm" ded B3 |