diff --git a/gnu/packages/datastructures.scm b/gnu/packages/datastructures.scm
index e021cc6a6c..4e5e59a2e3 100644
--- a/gnu/packages/datastructures.scm
+++ b/gnu/packages/datastructures.scm
@@ -21,7 +21,6 @@
 (define-module (gnu packages datastructures)
   #:use-module (gnu packages)
   #:use-module (gnu packages perl)
-  #:use-module (gnu packages autotools)
   #:use-module ((guix licenses) #:prefix license:)
   #:use-module (guix packages)
   #:use-module (guix download)
@@ -63,20 +62,14 @@ and heaps.")
        (sha256
         (base32 "19ifrcmnbr9whaaf4ly3s9ndyiq9sjqhnfkrxbz9zsb44w2n36hf"))))
     (build-system gnu-build-system)
-    (arguments
-     `(#:phases
-       (modify-phases %standard-phases
-         (add-before 'configure 'autoreconf
-           (lambda _
-             (invoke "autoreconf" "-i"))))))
-    (native-inputs
-     `(("autoconf" ,autoconf)
-       ("automake" ,automake)
-       ("libtool" ,libtool)))
     (home-page "https://github.com/s-yata/marisa-trie")
-    (synopsis "Matching Algorithm with Recursively Implemented StorAge")
+    (synopsis "Trie data structure C++ library")
     (description "Matching Algorithm with Recursively Implemented
-StorAge (MARISA) is a static and space-efficient trie data structure.")
+StorAge (MARISA) is a static and space-efficient trie data structure C++
+library.")
+
+    ;; Dual-licensed, according to docs/readme.en.html (source files lack
+    ;; copyright/license headers.)
     (license (list license:bsd-2 license:lgpl2.1+))))
 
 (define-public sparsehash