diff --git a/requirements.dev.txt b/requirements.dev.txt
index 6ba3d0e3bea975f438d68ae92b1a1e43ca089e74..2f1650af98b10d85d75407a0527a3ca411b57291 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1,5 +1,5 @@
 flake8==3.7.7
-Cython==0.29.6
+Cython==0.29.7
 nose==1.3.7
 pylint==1.9.4
 pytest==4.4.0