diff --git a/src/oeffisearch.nim b/src/oeffisearch.nim
index 29fe560..238a11a 100644
--- a/src/oeffisearch.nim
+++ b/src/oeffisearch.nim
@@ -67,7 +67,8 @@ proc main() =
 
   if getEnv("PID_FILE") != "":
     try:
-      writeFile(getEnv("PID_FILE"), $getpid())
+      writeFile(getEnv("PID_FILE"), $getpid() & "\n")
+      echo "pid-file \"" & getEnv("PID_FILE") & "\" crated"
     except:
       echo "Can't write pid file!"
       quit(1)