diff --git a/conda/artiq-dev/meta.yaml b/conda/artiq-dev/meta.yaml
index 4af518058..4c31746dc 100644
--- a/conda/artiq-dev/meta.yaml
+++ b/conda/artiq-dev/meta.yaml
@@ -14,7 +14,7 @@ requirements:
   run:
     - python >=3.5.3,<3.6
     - setuptools 33.1.1
-    - migen 0.6.dev py35_61+git31c446b
+    - migen 0.6.dev py35_64+gitc6ffa44
     - misoc 0.8 py35_12+git172a6c87
     - jesd204b 0.4
     - microscope