diff --git a/Cargo.toml b/Cargo.toml
index 78adaf0..5d049f0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,6 +41,7 @@ raw = ["rsa/hazmat"]
 
 log-all = []
 log-none = []
+log-trace = []
 log-info = []
 log-debug = []
 log-warn = []