diff --git a/spacy/util.py b/spacy/util.py
index a45d43c47..3fbd22aaf 100644
--- a/spacy/util.py
+++ b/spacy/util.py
@@ -236,8 +236,6 @@ def is_in_jupyter():
 
 
 def get_cuda_stream(require=False):
-    # TODO: Error and tell to install chainer if not found
-    # Requires GPU
     return CudaStream() if CudaStream is not None else None