diff --git a/bio/busco/environment.yaml b/bio/busco/environment.yaml
index cfe994795f..87ce734f22 100644
--- a/bio/busco/environment.yaml
+++ b/bio/busco/environment.yaml
@@ -3,4 +3,4 @@ channels:
   - bioconda
   - nodefaults
 dependencies:
-  - busco =5.4
+  - busco =5.4.3