diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 211bb5b1..bdacfe03 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -36,6 +36,7 @@ Internal Changes
 - Lint with the latest black. (:issue:`179`, :pr:`191`). `Ray Bell`_
 - Update mape algorithm from scikit-learn v0.24.0 and test against it.
   (:issue:`160`, :pr:`230`) `Ray Bell`_
+- Pin ``numba`` to ``>=0.52`` to fix CI (:issue:`233`, :pr:`234`) `Ray Bell`_
 
 
 xskillscore v0.0.18 (2020-09-23)
diff --git a/ci/dev.yml b/ci/dev.yml
index 8579f1bd..b0353fdc 100644
--- a/ci/dev.yml
+++ b/ci/dev.yml
@@ -16,7 +16,7 @@ dependencies:
   - bottleneck
   - cftime
   - dask
-  - numba
+  - numba>=0.52
   - numpy
   - properscoring
   - scikit-learn
diff --git a/ci/docs_notebooks.yml b/ci/docs_notebooks.yml
index e5fe708f..c0bbd909 100644
--- a/ci/docs_notebooks.yml
+++ b/ci/docs_notebooks.yml
@@ -5,12 +5,12 @@ dependencies:
   - bottleneck
   - cftime
   - dask
-  - numba
+  - numba>=0.52
   - numpy
   - properscoring
   - scikit-learn
   - scipy
-  - xarray
+  - xarray>=0.16.1
   - xhistogram
   - importlib_metadata
   - jupyterlab
diff --git a/ci/minimum-tests.yml b/ci/minimum-tests.yml
index 1a5603d6..46da8c92 100644
--- a/ci/minimum-tests.yml
+++ b/ci/minimum-tests.yml
@@ -5,12 +5,12 @@ dependencies:
   - bottleneck
   - cftime
   - dask
-  - numba
+  - numba>=0.52
   - numpy
   - properscoring
   - scikit-learn
   - scipy
-  - xarray
+  - xarray>=0.16.1
   - xhistogram
   - coveralls
   - pytest
diff --git a/requirements.txt b/requirements.txt
index a441ca4f..928cd53a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 bottleneck
 cftime
 dask
-numba
+numba>=0.52
 numpy
 properscoring
 scikit-learn