diff --git a/bio/samtools/index/environment.yaml b/bio/samtools/index/environment.yaml
index 5c86db4c86..ac15bbbb7b 100644
--- a/bio/samtools/index/environment.yaml
+++ b/bio/samtools/index/environment.yaml
@@ -3,4 +3,4 @@ channels:
   - bioconda
   - nodefaults
 dependencies:
-  - samtools =1.14
+  - samtools =1.16.1