diff --git a/tools/src/bin/opgpcard/main.rs b/tools/src/bin/opgpcard/main.rs
index de9bef2..1db95dd 100644
--- a/tools/src/bin/opgpcard/main.rs
+++ b/tools/src/bin/opgpcard/main.rs
@@ -19,6 +19,8 @@ mod cli;
 mod util;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
+    env_logger::init();
+
     let cli = cli::Cli::from_args();
 
     match cli.cmd {