diff --git a/install/install.py b/install/install.py
index fdd6b04..c3e0c7e 100644
--- a/install/install.py
+++ b/install/install.py
@@ -28,7 +28,8 @@ from shutil import copy2
 from calculate.core.server.func import safetyWrapper
 from calculate.lib.utils.files import (runOsCommand,pathJoin,
                                        isMount,process,listDirectory,STDOUT,
-                                       checkUtils,readFile,find,copyWithPath)
+                                       checkUtils,readFile,find,copyWithPath,
+                                       readLinesFile)
 from calculate.lib.utils.common import (appendProgramToEnvFile,
                         removeProgramToEnvFile, getTupleVersion,
                         cmpVersion,getUserPassword,
@@ -350,7 +351,7 @@ class Install:
             newModuleName = defaultGL
         curModuleName = map(lambda x:x.strip().rpartition('=')[-1].strip('"\''),
                    filter(lambda x: x.startswith("OPENGL_PROFILE="),
-                          readFile(openGLenv)))
+                          readLinesFile(openGLenv)))
         curModuleName = curModuleName[-1] if curModuleName else ""
         if curModuleName == newModuleName:
             return True