--- a/scripts/stacks-hist2d-loci-samples-coverage
+++ b/scripts/stacks-hist2d-loci-samples-coverage
@@ -1,4 +1,4 @@
-#!/usr/bin/env Rscript
+#!/usr/bin/r
 
 usage = "\
 usage: stacks-hist2d-loci-samples-coverage reads_per_sample_per_locus.tsv