diff --git a/services/tunnelbroker/rust-notifications/Cargo.toml b/services/tunnelbroker/rust-notifications/Cargo.toml
--- a/services/tunnelbroker/rust-notifications/Cargo.toml
+++ b/services/tunnelbroker/rust-notifications/Cargo.toml
@@ -12,6 +12,7 @@
 lazy_static = "1.4"
 a2 = "0.6"
 cxx = "1.0"
+log = "0.4"
 
 [build-dependencies]
 cxx-build = "1.0"