diff --git a/Cargo.lock b/Cargo.lock
index 2a9f299a04..66d684f854 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2158,9 +2158,9 @@ dependencies = [
 
 [[package]]
 name = "rusty_v8"
-version = "0.19.0"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a931537fc7d79e62dbb11457ca92b51a906089ece0aabc46e5387ddd9a20ac66"
+checksum = "344a561fdd20c89f336e8e14a532504e21c6a9570ac0d51f14328abc2bcdb635"
 dependencies = [
  "bitflags",
  "fslock",
diff --git a/cli/tests/wasm_unreachable.out b/cli/tests/wasm_unreachable.out
index 67437c01ea..df1d8702dc 100644
--- a/cli/tests/wasm_unreachable.out
+++ b/cli/tests/wasm_unreachable.out
@@ -1,3 +1,3 @@
 error: Uncaught RuntimeError: unreachable
-    at unreachable (<anonymous>:0:40)
-    at [WILDCARD]/cli/tests/wasm_unreachable.js:[WILDCARD]:18
+    at unreachable (<anonymous>:[WILDCARD])
+    at [WILDCARD]/cli/tests/wasm_unreachable.js:[WILDCARD]
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 775b37126c..250b498083 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -21,7 +21,7 @@ lazy_static = "1.4.0"
 libc = "0.2.86"
 log = "0.4.14"
 pin-project = "1.0.5"
-rusty_v8 = "0.19.0"
+rusty_v8 = "0.20.0"
 serde = { version = "1.0.123", features = ["derive"] }
 serde_json = { version = "1.0.62", features = ["preserve_order"] }
 smallvec = "1.6.1"