diff --git a/conda/artiq-dev/meta.yaml b/conda/artiq-dev/meta.yaml
index 3baaaaaf7..ada52d366 100644
--- a/conda/artiq-dev/meta.yaml
+++ b/conda/artiq-dev/meta.yaml
@@ -15,7 +15,7 @@ requirements:
     - python >=3.5.3,<3.6
     - setuptools 33.1.1
     - migen 0.5.dev py_143+git2e53295
-    - misoc 0.6.dev py_62+git7d59ec36
+    - misoc 0.6.dev py_64+git7d9e6057
     - jesd204b 0.3
     - binutils-or1k-linux >=2.27
     - llvm-or1k