diff --git a/Cargo.toml b/Cargo.toml
index 8e9e715..4f196f2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,10 @@ categories = ["aerospace", "aerospace::space-protocols", "no-std", "hardware-sup
 zerocopy = "0.6"
 crc = "3"
 delegate = ">=0.8, <0.10"
-num_enum = "0.5"
+
+[dependencies.num_enum]
+version = "0.5"
+default-features = false
 
 [dependencies.serde]
 version = "1"