diff --git a/Cargo.lock b/Cargo.lock
index aa4250660e..d472da420d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -766,10 +766,8 @@ dependencies = [
  "arbitrary",
  "libfuzzer-sys",
  "wasm-smith",
- "wasmi 0.31.2",
  "wasmi 0.38.0",
  "wasmi_fuzz",
- "wasmtime",
 ]
 
 [[package]]
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index 7118893f81..23e282d997 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -12,16 +12,14 @@ cargo-fuzz = true
 
 [dependencies]
 wasmi_fuzz = { workspace = true }
-libfuzzer-sys = "0.4.7"
-wasmi-stack = { package = "wasmi", version = "0.31.2", optional = true }
-wasmtime = { version = "26.0.0", optional = true }
 wasmi = { workspace = true, features = ["std"] }
 wasm-smith = "0.219.1"
+libfuzzer-sys = "0.4.7"
 arbitrary = "1.3.2"
 
 [features]
 default = []
-differential = ["dep:wasmtime", "dep:wasmi-stack"]
+differential = ["wasmi_fuzz/differential"]
 
 [[bin]]
 name = "translate"