diff --git a/Cargo.toml b/Cargo.toml
index dfe1447..f71e7f6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,14 +2,15 @@
 name = "webauthn_verifier"
 version = "0.1.0"
 edition = "2021"
+resolver = "2"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-coset = "0.3.8"
-p256 = "0.13.2"
-passkey = "0.3.0"
-sha2 = "0.10.8"
+coset = { version = "0.3.0", default-features = false }
+p256 = { version = "0.13.2", default-features = false }
+passkey = { version = "0.3.0", default-features = false }
+sha2 = { version = "0.10.8", default-features = false }
 
 [dev-dependencies]
-rand = "0.8.5"
\ No newline at end of file
+rand = "0.8.5"
diff --git a/src/lib.rs b/src/lib.rs
index c26d092..07e6b86 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-#![no_std]
+#![cfg_attr(not(test), no_std)]
 //! Verifies a WebAuthn response signature.
 //!
 //! This function validates the signature of a WebAuthn authentication response by: