diff --git a/doc/builders/images/ocitools.xml b/doc/builders/images/ocitools.xml
index f61075b242f..e8cd3472f54 100644
--- a/doc/builders/images/ocitools.xml
+++ b/doc/builders/images/ocitools.xml
@@ -25,7 +25,7 @@
 buildContainer {
   args = [ (with pkgs; writeScript "run.sh" ''
     #!${bash}/bin/bash
-    ${coreutils}/bin/exec ${bash}/bin/bash
+    exec ${bash}/bin/bash
   '').outPath ]; <co xml:id='ex-ociTools-buildContainer-1' />
 
   mounts = {