diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index 7f52dc3772..da3ea8ec55 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -697,8 +697,7 @@ standard GNU style syntax for options.")
     (build-system cmake-build-system)
     (arguments
      '(;; Tests must be explicitly enabled
-       ;#:configure-flags
-       ;'("-DBUILD_TESTS=ON")))
+       ;;#:configure-flags '("-DBUILD_TESTS=ON")))
        ;; Leave tests disabled; see https://github.com/facebook/folly/issues/1456
        #:tests? #f))
     (propagated-inputs
@@ -725,8 +724,8 @@ standard GNU style syntax for options.")
     (synopsis "Collection of C++ components complementing the standard library")
     (description
      "Folly (acronymed loosely after Facebook Open Source Library) is a library
-of C++14 components which complements @code{std} and Boost.")
+of C++14 components that complements @code{std} and Boost.")
     (home-page "https://github.com/facebook/folly/wiki")
-    ; 32-bit is not supported: https://github.com/facebook/folly/issues/103
-    (supported-systems '("aarch64" "x86_64-linux"))
+    ;; 32-bit is not supported: https://github.com/facebook/folly/issues/103
+    (supported-systems '("aarch64-linux" "x86_64-linux"))
     (license license:asl2.0)))