diff --git a/snakemake_wrapper/envs/r.yaml b/snakemake_wrapper/envs/r.yaml
index cefe92e..31ec9bb 100644
--- a/snakemake_wrapper/envs/r.yaml
+++ b/snakemake_wrapper/envs/r.yaml
@@ -14,3 +14,4 @@ dependencies:
  - bioconductor-genomicranges
  - bioconductor-methylseekr
  - bioconductor-rtracklayer
+ - openssl==1.1.1l