diff --git a/random.cabal b/random.cabal
index 118cd385d..d933bd455 100644
--- a/random.cabal
+++ b/random.cabal
@@ -42,7 +42,7 @@ description:
     >>> runStateGen_ pureGen (replicateM 10 . rollM) :: [Word]
     [1,1,3,2,4,5,3,4,6,2]
     .
-    The monadic adapter 'System.Random.Stateful.runGenState_' is used here to lift
+    The monadic adapter 'System.Random.Stateful.runStateGen_' is used here to lift
     the pure pseudo-random number generator @pureGen@ into the
     'System.Random.Stateful.StatefulGen' context.
     .
diff --git a/src/System/Random.hs b/src/System/Random.hs
index fd98f505f..0a4d8215e 100644
--- a/src/System/Random.hs
+++ b/src/System/Random.hs
@@ -98,7 +98,7 @@ import qualified System.Random.SplitMix as SM
 -- [4,2,6,1,6,6,5,1,1,5]
 --
 -- To run use a /monadic/ pseudo-random computation in pure code with a pure
--- pseudo-random number generator, use 'runGenState' and its variants.
+-- pseudo-random number generator, use 'runStateGen' and its variants.
 --
 -- >>> :{
 -- let rollsM :: StatefulGen g m => Int -> g -> m [Word]
diff --git a/test/Spec.hs b/test/Spec.hs
index 97380798c..dafeab642 100644
--- a/test/Spec.hs
+++ b/test/Spec.hs
@@ -139,7 +139,7 @@ floatingSpec px =
   ]
 
 runSpec :: TestTree
-runSpec = testGroup "runGenState_ and runPrimGenIO_"
+runSpec = testGroup "runStateGen_ and runPrimGenIO_"
     [ SC.testProperty "equal outputs" $ seeded $ \g -> monadic $ Run.runsEqual g ]
 
 -- | Create a StdGen instance from an Int and pass it to the given function.