diff --git a/bzchlorine2/info.json b/bzchlorine2/info.json
index 0ed3240..f4510a9 100644
--- a/bzchlorine2/info.json
+++ b/bzchlorine2/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 >= 2.0.0",
     "? space-exploration >= 0.7.34",