diff --git a/environment.yml b/environment.yml
index dbdbc78..a8b8479 100644
--- a/environment.yml
+++ b/environment.yml
@@ -28,5 +28,5 @@ dependencies:
   - tox-conda
   - pip:
     - kernreg
-    - scikit-misc
+    - scikit-misc==0.1.3
     - scikit-learn
diff --git a/tox.ini b/tox.ini
index e3f2916..e1c8c20 100644
--- a/tox.ini
+++ b/tox.ini
@@ -27,7 +27,7 @@ conda_channels =
 deps =
     kernreg
     scikit-learn
-    scikit-misc
+    scikit-misc==0.1.3
 commands =
     pytest {posargs}