diff --git a/artiq/test/coredevice/test_rtio.py b/artiq/test/coredevice/test_rtio.py
index b8dc510c1..f79d4bff1 100644
--- a/artiq/test/coredevice/test_rtio.py
+++ b/artiq/test/coredevice/test_rtio.py
@@ -355,7 +355,6 @@ class CoredeviceTest(ExperimentCase):
         self.assertGreater(rate, 100*ns)
         self.assertLess(rate, 700*ns)
 
-    @unittest.skip("fails on CI for unknown reasons")
     def test_pulse_rate_dds(self):
         """Minimum interval for sustained DDS frequency switching"""
         self.execute(PulseRateDDS)
diff --git a/conda/artiq-dev.yml b/conda/artiq-dev.yml
index 4cbd1b350..18ca703b0 100644
--- a/conda/artiq-dev.yml
+++ b/conda/artiq-dev.yml
@@ -8,7 +8,7 @@ channels:
 dependencies:
   - python=3.5.2
   - setuptools
-  - llvmlite-artiq=0.12.0.dev=py35_29
+  - llvmlite-artiq=0.12.0.dev=py35_30
   - lit
   - outputcheck
   - scipy
diff --git a/conda/artiq/meta.yaml b/conda/artiq/meta.yaml
index 923bb6706..9c3a841b3 100644
--- a/conda/artiq/meta.yaml
+++ b/conda/artiq/meta.yaml
@@ -18,7 +18,7 @@ requirements:
     - binutils-or1k-linux
   run:
     - python >=3.5.2
-    - llvmlite-artiq 0.12.0.dev py35_29
+    - llvmlite-artiq 0.12.0.dev py35_30
     - lit
     - outputcheck
     - scipy