diff --git a/Cargo.toml b/Cargo.toml
index 10b0369ca..1c63055dd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -196,7 +196,6 @@ feat_wasm = [
   "dirname",
   "echo",
   "expand",
-  "expr",
   "factor",
   "false",
   "fmt",