diff --git a/gnu/packages/gcc.scm b/gnu/packages/gcc.scm
index fb06b5347454be286eeb0f53e2c25fe6ea7a3611..1f1e80dde849cad456dc534d99bf174bbc0596ed 100644
--- a/gnu/packages/gcc.scm
+++ b/gnu/packages/gcc.scm
@@ -490,16 +490,15 @@ (define-public gcc-6
 (define-public gcc-7
   (package
     (inherit gcc-6)
-    (version "7.3.0")
+    (version "7.4.0")
     (source (origin
               (method url-fetch)
               (uri (string-append "mirror://gnu/gcc/gcc-"
                                   version "/gcc-" version ".tar.xz"))
               (sha256
                (base32
-                "0p71bij6bfhzyrs8676a8jmpjsfz392s2rg862sdnsk30jpacb43"))
+                "0lgy170b0pp60j9cczqkmaqyjjb584vfamj4c30swd7k0j6y5pgd"))
               (patches (search-patches "gcc-strmov-store-file-names.patch"
-                                       "gcc-libsanitizer-ustat.patch"
                                        "gcc-5.0-libvtv-runpath.patch"))))
     (description
      "GCC is the GNU Compiler Collection.  It provides compiler front-ends
diff --git a/gnu/packages/storage.scm b/gnu/packages/storage.scm
index 5051ccd9866adbacf9132a143d85f0c0595cde11..4eae37815e13f2b47e5a1d915159f88c06ba6ff1 100644
--- a/gnu/packages/storage.scm
+++ b/gnu/packages/storage.scm
@@ -321,7 +321,7 @@ (define-public ceph
        ("python2-testtools" ,python2-testtools)
        ("python2-tox" ,python2-tox)))
     (inputs
-     `(("boost" ,boost)
+     `(("boost" ,boost-cxx14)
        ("curl" ,curl)
        ("cryptsetup" ,cryptsetup)
        ("expat" ,expat)