diff --git a/modules/mlst.nf b/modules/mlst.nf
index ed882bf..d802ba1 100644
--- a/modules/mlst.nf
+++ b/modules/mlst.nf
@@ -1,7 +1,7 @@
 process mlst {
   tag           "${sample}"
   publishDir    params.outdir, mode: 'copy'
-  container     'staphb/mlst:2.23.0'
+  container     'staphb/mlst:2.23.0-2023-07'
   maxForks      10
   //#UPHLICA errorStrategy { task.attempt < 2 ? 'retry' : 'ignore'}
   //#UPHLICA pod annotation: 'scheduler.illumina.com/presetSize', value: 'standard-medium'