diff --git a/environment.yaml b/environment.yaml
index ce49420f..ca8b0862 100644
--- a/environment.yaml
+++ b/environment.yaml
@@ -20,7 +20,7 @@ dependencies:
   - scikit-learn
   - pycountry
   - seaborn
-  - snakemake-minimal
+  - snakemake-minimal<=5.24.2 # until https://github.com/snakemake/snakemake/issues/635 closed
   - memory_profiler
   - yaml
   - pytables