diff --git a/gnu/packages/maven.scm b/gnu/packages/maven.scm
index a805bda8e5..dc25f7640e 100644
--- a/gnu/packages/maven.scm
+++ b/gnu/packages/maven.scm
@@ -2424,6 +2424,10 @@ (define-public maven-3.0-model-builder
       (substitute-keyword-arguments (package-arguments maven-model-builder)
         ((#:phases phases)
          `(modify-phases ,phases
+            (add-after 'unpack 'add-components-shebang
+              (lambda _
+                (substitute* "components.sh"
+                  (("^## T") "#!/bin/sh\n## T"))))
             (add-before 'build 'generate-components.xml
               (lambda _
                 (mkdir-p "build/classes/META-INF/plexus")