diff --git a/pym/cl_utils.py b/pym/cl_utils.py
index 938d0d8..6ca078f 100644
--- a/pym/cl_utils.py
+++ b/pym/cl_utils.py
@@ -287,12 +287,12 @@ def runOsCommand(cmd, inStr=None, ret_first=None, env_dict=None):
     if inStr:
         fin.write(inStr)
     fin.close()
+    # Код возврата
+    retcode = pipe.wait()
     res = fout.readlines()
     fout.close()
     res += ferr.readlines()
     ferr.close()
-    # Код возврата
-    retcode = pipe.wait()
     if res:
         if len(res) == 1 or ret_first:
             return retcode, res[0].strip()