diff --git a/workflow/envs/env.yaml b/workflow/envs/env.yaml
index 2e8f268..5799b43 100644
--- a/workflow/envs/env.yaml
+++ b/workflow/envs/env.yaml
@@ -10,7 +10,7 @@ dependencies:
   - pandas==1.5
   - minimap2==2.18
   - bedtools
-  - samtools>=1.9
+  - samtools==1.17
   - pysam
   - snakemake>=7.25.0
   - snakefmt