diff --git a/conda/artiq-dev/meta.yaml b/conda/artiq-dev/meta.yaml
index d3ff8b169..da3a623b8 100644
--- a/conda/artiq-dev/meta.yaml
+++ b/conda/artiq-dev/meta.yaml
@@ -16,7 +16,7 @@ requirements:
     - setuptools
     - migen 0.5.dev py_57+gitd4afdeb
     - misoc 0.6.dev py_17+git2d3f62f
-    - jesd204b 0.2
+    - jesd204b 0.3
     - binutils-or1k-linux >=2.27
     - llvm-or1k
     - llvmlite-artiq 0.12.0.dev py35_30