diff --git a/src/auth.nim b/src/auth.nim
index c36e41b..163e51d 100644
--- a/src/auth.nim
+++ b/src/auth.nim
@@ -187,16 +187,13 @@ proc setRateLimit*(account: GuestAccount; api: Api; remaining, reset: int) =
 
 proc initAccountPool*(cfg: Config) =
   let path = cfg.accountsFile
-  let is_jsonl = path.endswith(".jsonl")
-  let path_exists = fileExists(path)
-
   enableLogging = cfg.enableDebug
 
-  if !is_jsonl:
+  if not path.endswith(".jsonl"):
     log "Accounts file should be formated with JSONL"
     quit 1
 
-  if !path_exists:
+  if not fileExists(path):
     log "Failed to access the accounts file (", path, ")"
     quit 1