diff --git a/modules/local/bowtie_map_mirna.nf b/modules/local/bowtie_map_mirna.nf
index 148b47f5..d6b0ea8f 100644
--- a/modules/local/bowtie_map_mirna.nf
+++ b/modules/local/bowtie_map_mirna.nf
@@ -2,7 +2,7 @@ process BOWTIE_MAP_SEQ {
     tag "$meta.id"
     label 'process_medium'
 
-    conda 'bowtie=1.3.0-2 bioconda::samtools=1.13'
+    conda 'bowtie=1.3.0 bioconda::samtools=1.13'
     container "${ workflow.containerEngine == 'singularity' && !task.ext.singularity_pull_docker_container ?
         'https://depot.galaxyproject.org/singularity/mulled-v2-ffbf83a6b0ab6ec567a336cf349b80637135bca3:40128b496751b037e2bd85f6789e83d4ff8a4837-0' :
         'biocontainers/mulled-v2-ffbf83a6b0ab6ec567a336cf349b80637135bca3:40128b496751b037e2bd85f6789e83d4ff8a4837-0' }"