diff --git a/lib/WorkflowMain.groovy b/lib/WorkflowMain.groovy
index 5bd1677..3bdbbf4 100755
--- a/lib/WorkflowMain.groovy
+++ b/lib/WorkflowMain.groovy
@@ -78,12 +78,6 @@ class WorkflowMain {
 
         // Check AWS batch settings
         NfcoreTemplate.awsBatch(workflow, params)
-
-        // Check input has been provided
-        if (!params.input) {
-            log.error "Please provide an input samplesheet to the pipeline e.g. '--input samplesheet.csv'"
-            System.exit(1)
-        }
     }
     //
     // Get attribute from genome config file e.g. fasta