diff --git a/data/s2.sh b/data/s2.sh
index 547538e03..eb63d4141 100755
--- a/data/s2.sh
+++ b/data/s2.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 mlr --opprint --right "$@" stats2 -a linreg-ols,linreg-pca,r2,corr,cov -f x,y,xy,y2,x2,x2 -g a,b ../data/mediumwide
 echo
 mlr --oxtab --right "$@" stats2 -a linreg-ols,linreg-pca,r2,corr,cov -f x,y,xy,y2,x2,x2 ../data/mediumwide