diff --git a/cowbot/Cargo.lock b/cowbot/Cargo.lock
index f2361ff..e1267cc 100644
--- a/cowbot/Cargo.lock
+++ b/cowbot/Cargo.lock
@@ -960,9 +960,9 @@ checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
 
 [[package]]
 name = "libwebp-sys"
-version = "0.9.2"
+version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5df1e76f0acef0058aa2164ccf74e610e716e7f9eeb3ee2283de7d43659d823"
+checksum = "3e0df0a0f9444d52aee6335cd724d21a2ee3285f646291799a72be518ec8ee3c"
 dependencies = [
  "cc",
  "glob",