diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm
index 6c6a9411a6..0d0f3129bc 100644
--- a/gnu/packages/java.scm
+++ b/gnu/packages/java.scm
@@ -12942,9 +12942,7 @@ (define-public java-logback-core
        #:phases
        (modify-phases %standard-phases
          (add-before 'configure 'chdir
-           (lambda _
-             (chdir "logback-core")
-             #t)))))
+           (lambda _ (chdir "logback-core"))))))
     (inputs
      (list java-javax-mail
            java-javaee-servletapi