diff --git a/py/desisim/survey_release.py b/py/desisim/survey_release.py
index f5a0c3f1..db4bd12a 100644
--- a/py/desisim/survey_release.py
+++ b/py/desisim/survey_release.py
@@ -234,7 +234,7 @@ def assign_exposures(self,exptime=None):
             self.mockcatalog['EXPTIME']=exptime
         else:
             log.info("Assigning exposures")
-            filename=os.path.join(os.path.dirname(desisim.__file__),'data/npass_pixmap.fits')
+            filename='/global/cfs/cdirs/desi/users/hiramk/desi/quickquasars/sampling_tests/npass_pixmap.fits'
             pixmap=Table.read(filename)
             mock=self.mockcatalog
             try: