diff --git a/main.nf b/main.nf
index f49bcf7..0f3c6fc 100644
--- a/main.nf
+++ b/main.nf
@@ -23,9 +23,9 @@ workflow {
     ])
 
     if (params.samplesheet_input != 'NO_FILE') {
-	      ch_assemblies = Channel.fromPath(params.samplesheet_input).splitCsv(header: true).map{ it -> [it['ID'], it['ASSEMBLY']] }
+        ch_assemblies = Channel.fromPath(params.samplesheet_input).splitCsv(header: true).map{ it -> [it['ID'], it['ASSEMBLY']] }
     } else {
-	      ch_assemblies = Channel.fromPath( params.assembly_search_path ).map{ it -> [it.baseName.split('_')[0], it] }.unique{ it -> it[0] }  
+        ch_assemblies = Channel.fromPath( params.assembly_search_path ).map{ it -> [it.baseName.split('_')[0], it] }.unique{ it -> it[0] }  
     }
 
     main: