diff --git a/definitions/subworkflows/cram_to_bam_and_index.wdl b/definitions/subworkflows/cram_to_bam_and_index.wdl
index cdc5088..f35055d 100644
--- a/definitions/subworkflows/cram_to_bam_and_index.wdl
+++ b/definitions/subworkflows/cram_to_bam_and_index.wdl
@@ -21,7 +21,7 @@ workflow cramTobamAndIndex{
         reference_dict=reference_dict
     }
 
-    call i.index_bam {
+    call i.indexBam {
         input:
         bam=cramToBam.bam
     }