diff --git a/conf/modules.config b/conf/modules.config
index a521d89..11a102d 100644
--- a/conf/modules.config
+++ b/conf/modules.config
@@ -55,8 +55,8 @@ process {
         ext.args = { 'test' in workflow.profile.tokenize(',') ?
                         // Additional configuration to speed processes up during testing.
                         // Note: BUSCO *must* see the double-quotes around the parameters
-                        '--mode genome --tar --metaeuk --metaeuk_parameters \'"-s=2"\' --metaeuk_rerun_parameters \'"-s=2"\''
-                    : '--mode genome --tar --metaeuk ' }
+                        '--tar --metaeuk --metaeuk_parameters \'"-s=2"\' --metaeuk_rerun_parameters \'"-s=2"\''
+                    : '--tar --metaeuk ' }
     }
 
     withName: "RESTRUCTUREBUSCODIR" {