diff --git a/gnu/packages/base.scm b/gnu/packages/base.scm
index b8efb6e9d8..3356c078f7 100644
--- a/gnu/packages/base.scm
+++ b/gnu/packages/base.scm
@@ -387,14 +387,14 @@ (define-public binutils
 (define-public glibc
   (package
    (name "glibc")
-   (version "2.17")
+   (version "2.18")
    (source (origin
             (method url-fetch)
             (uri (string-append "mirror://gnu/glibc/glibc-"
                                 version ".tar.xz"))
             (sha256
              (base32
-              "0gmjnn4kma9vgizccw1jv979xw55a8n1nkk94gg0l3hy80vy6539"))))
+              "18spla703zav8dq9fw7rbzkyv9qfisxb26p7amg1x3wjh7iy3d1c"))))
    (build-system gnu-build-system)
 
    ;; Glibc's <limits.h> refers to <linux/limit.h>, for instance, so glibc