diff --git a/.env.example b/.env.example
index d192c0a989..ccabb13ebc 100644
--- a/.env.example
+++ b/.env.example
@@ -1179,9 +1179,9 @@ APP_LOG_TO_FILE=true
 
 # Enable verbose trace logging for OmniRoute internals.
 # Used by: open-sse/handlers/chatCore.ts.
-# OMNIRROUTE_TRACE=true
+# OMNIROUTE_TRACE=true
 
-# Standard DEBUG flag (same effect as OMNIRROUTE_TRACE).
+# Standard DEBUG flag (same effect as OMNIROUTE_TRACE).
 # DEBUG=true
 # CURSOR_STREAM_DEBUG=1
 
diff --git a/open-sse/handlers/chatCore.ts b/open-sse/handlers/chatCore.ts
index 28e65d29d4..2df10bf3cc 100644
--- a/open-sse/handlers/chatCore.ts
+++ b/open-sse/handlers/chatCore.ts
@@ -1621,7 +1621,7 @@ export async function handleChatCore({
       comboName: comboName || undefined,
     });
   });
-  const traceEnabled = process.env.OMNIRROUTE_TRACE === "true" || process.env.DEBUG === "true";
+  const traceEnabled = process.env.OMNIROUTE_TRACE === "true" || process.env.DEBUG === "true";
   const trace = (label: string, extra?: Record<string, unknown>) => {
     if (!traceEnabled) return;
     const elapsed = Date.now() - startTime;
diff --git a/scripts/check/check-env-doc-sync.mjs b/scripts/check/check-env-doc-sync.mjs
index d26584421c..3fae1fdc70 100644
--- a/scripts/check/check-env-doc-sync.mjs
+++ b/scripts/check/check-env-doc-sync.mjs
@@ -176,7 +176,7 @@ const ENV_ONLY_ALLOWLIST = new Set([
   "CODEX_REFRESH_SPACING_MS",
   "DEBUG",
   "HEAP_PRESSURE_THRESHOLD_MB",
-  "OMNIRROUTE_TRACE",
+  "OMNIROUTE_TRACE",
   "PII_TEST_BYPASS_MIN_WINDOW",
   "PII_WINDOW_SIZE",
   "TRAE_STREAM_TIMEOUT_MS",