diff --git a/modules/gatk4/getpileupsummaries/main.nf b/modules/gatk4/getpileupsummaries/main.nf
index 67e9276c..1c056170 100644
--- a/modules/gatk4/getpileupsummaries/main.nf
+++ b/modules/gatk4/getpileupsummaries/main.nf
@@ -40,7 +40,7 @@ process GATK4_GETPILEUPSUMMARIES {
         --variant $variants \\
         --output ${prefix}.pileups.table \\
         $reference_command \\
-        $sites_command \\
+        $interval_command \\
         --tmp-dir . \\
         $args