diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index 80b491119..4831ab035 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -228,13 +228,13 @@ as ordering relation.")
                   (string-append
                    "#include <fifo_map/" fifo-map-hpp ">")))))))))
     (native-inputs
-     `(("amalgamate" ,amalgamate)
-       ("catch2" ,catch-framework2)
-       ("clang-runtime" ,clang-runtime)
+     `(("amalgamate" ,amalgamate)))
+    (inputs
+     `(("catch2" ,catch-framework2)
        ("fifo-map" ,fifo-map)))
     (home-page "https://github.com/nlohmann/json")
     (build-system cmake-build-system)
     (synopsis "JSON parser and printer library for C++")
-    (description "JSON for Modern C++ is a C++ json library that provides
+    (description "JSON for Modern C++ is a C++ JSON library that provides
 intutive syntax and trivial integration.")
     (license license:expat)))