diff --git a/crates/trigger/src/cli.rs b/crates/trigger/src/cli.rs
index 2f5933890..c04168a0e 100644
--- a/crates/trigger/src/cli.rs
+++ b/crates/trigger/src/cli.rs
@@ -44,6 +44,7 @@ where
         name = APP_LOG_DIR,
         short = 'L',
         long = "log-dir",
+        env = "SPIN_LOG_DIR",
     )]
     pub log: Option<PathBuf>,