diff --git a/deluge/plugins/Extractor/deluge/plugins/extractor/core.py b/deluge/plugins/Extractor/deluge/plugins/extractor/core.py
index 9ba4e0e19..cc8e72be0 100644
--- a/deluge/plugins/Extractor/deluge/plugins/extractor/core.py
+++ b/deluge/plugins/Extractor/deluge/plugins/extractor/core.py
@@ -41,13 +41,13 @@ import os
 import logging
 
 from twisted.internet.utils import getProcessValue
+from twisted.python.procutils import which
 
 from deluge.plugins.pluginbase import CorePluginBase
 import deluge.component as component
 import deluge.configmanager
 from deluge.core.rpcserver import export
 from deluge.common import windows_check
-from extractor.which import which
 
 log = logging.getLogger(__name__)
 
diff --git a/deluge/plugins/Extractor/deluge/plugins/extractor/which.py b/deluge/plugins/Extractor/deluge/plugins/extractor/which.py
deleted file mode 100644
index 80090b663..000000000
--- a/deluge/plugins/Extractor/deluge/plugins/extractor/which.py
+++ /dev/null
@@ -1,17 +0,0 @@
-def which(program):
-    # Author Credit: Jay @ http://stackoverflow.com/a/377028
-    import os
-    def is_exe(fpath):
-        return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
-
-    fpath, fname = os.path.split(program)
-    if fpath:
-        if is_exe(program):
-            return program
-    else:
-        for path in os.environ["PATH"].split(os.pathsep):
-            exe_file = os.path.join(path, program)
-            if is_exe(exe_file):
-                return exe_file
-
-    return None