diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 32ca13755f..7a8959cf18 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -9109,20 +9109,6 @@ easily be incorporated into existing simulation codes.")
               #$%openmpi-setup)))))
     (synopsis "SUNDIALS with MPI support")))
 
-(define-public sundials-5
-  (package
-    (inherit sundials)
-    (name "sundials")
-    (version "5.8.0")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append "https://github.com/LLNL/sundials/releases/download/v"
-                           version "/sundials-" version ".tar.gz"))
-       (sha256
-        (base32
-         "04x2x0jchf9kbcw2a1c6f4h4as8sr6k2snfz8z9k897pa4rl1vfl"))))))
-
 (define-public sundials-julia
   (package
     (inherit sundials)