diff --git a/tests/test_lc.py b/tests/test_lc.py
index e555d8f..6d2defd 100644
--- a/tests/test_lc.py
+++ b/tests/test_lc.py
@@ -13,7 +13,7 @@ def test_read_write():
         "tests/data/JMX1_lc_Swift_J151857.0-572147_3-10.fits"]
 
     for fn in files:
-        lc = ogip.lc(fn)
+        lc = ogip.lc.rate(fn)
         k = fn.rfind('.')
         new_fn = fn[0:k] + '_ogip.' + fn[k+1:]
         lc.to_fits(new_fn)
diff --git a/tools.ipynb b/tools.ipynb
index 847fd7b..4d0dac0 100644
--- a/tools.ipynb
+++ b/tools.ipynb
@@ -76,8 +76,8 @@
    "outputs": [],
    "source": [
     "import ogip.lc\n",
-    "lc = ogip.lc('crab.lc')\n",
-    "lc.to_fits('crab_gip.lc')"
+    "lc = ogip.lc.rate('crab.lc')\n",
+    "lc.to_fits('crab_ogip.lc')"
    ]
   }
  ],