diff --git a/bzgold2/info.json b/bzgold2/info.json
index f201a59..ac4a118 100644
--- a/bzgold2/info.json
+++ b/bzgold2/info.json
@@ -13,7 +13,7 @@
     "? bzlead >= 2.0.28",
     "? bzzirconium >= 2.1.13",
     "? bztungsten2 >= 2.0.0",
-    "? bzcarbon >= 2.0.21",
+    "? bzcarbon2 >= 2.0.22",
     "? bztin >= 2.1.15",
     "? bzgas2",
     "? bzchlorine2",