diff --git a/pisi-cli b/pisi-cli
index 432dc1bd..5e4dd284 100755
--- a/pisi-cli
+++ b/pisi-cli
@@ -69,6 +69,12 @@ Please file a bug report. (http://bugs.uludag.org.tr)"""))
 
 if __name__ == "__main__":
    
+    try:
+        import psyco
+        psyco.full()
+    except ImportError:
+        pass
+
     sys.excepthook = handle_exception
 
     locale.setlocale(locale.LC_ALL, '')