diff --git a/conda/artiq-dev/meta.yaml b/conda/artiq-dev/meta.yaml
index 591911248..2185b0db7 100644
--- a/conda/artiq-dev/meta.yaml
+++ b/conda/artiq-dev/meta.yaml
@@ -35,7 +35,7 @@ requirements:
     - sphinxcontrib-wavedrom
     - sphinx_rtd_theme
     - h5py
-    - dateutil
+    - python-dateutil
     - pyqt >=5.5
     - quamash
     - pyqtgraph
diff --git a/conda/artiq/meta.yaml b/conda/artiq/meta.yaml
index 1d758fd92..25ba8d681 100644
--- a/conda/artiq/meta.yaml
+++ b/conda/artiq/meta.yaml
@@ -27,7 +27,7 @@ requirements:
     - prettytable
     - asyncserial
     - h5py
-    - dateutil
+    - python-dateutil
     - pyqt >=5.5
     - quamash
     - pyqtgraph 0.10.0