diff --git a/zipline/pipeline/loaders/synthetic.py b/zipline/pipeline/loaders/synthetic.py
index ab02f878..d9990c7d 100644
--- a/zipline/pipeline/loaders/synthetic.py
+++ b/zipline/pipeline/loaders/synthetic.py
@@ -172,7 +172,7 @@ class SeededRandomLoader(PrecomputedLoader):
         """
         Return uniformly-distributed integers between 0 and 100.
         """
-        return (self.state.random_integers(low=0, high=100, size=shape)
+        return (self.state.randint(low=0, high=100, size=shape)
                 .astype('int64'))  # default is system int
 
     def _datetime_values(self, shape):
@@ -180,7 +180,7 @@ class SeededRandomLoader(PrecomputedLoader):
         Return uniformly-distributed dates in 2014.
         """
         start = Timestamp('2014', tz='UTC').asm8
-        offsets = self.state.random_integers(
+        offsets = self.state.randint(
             low=0,
             high=364,
             size=shape,