diff --git a/src/simulator/Cargo.lock b/src/simulator/Cargo.lock
index 2285db3e..63f10dc8 100644
--- a/src/simulator/Cargo.lock
+++ b/src/simulator/Cargo.lock
@@ -1912,7 +1912,6 @@ dependencies = [
  "mc-comms",
  "mc-core",
  "mc-culture",
- "mc-ecology",
  "mc-items",
  "mc-replay",
  "mc-score",