diff --git a/gnu/packages/game-development.scm b/gnu/packages/game-development.scm
index 90205a89ab..b319f2fef3 100644
--- a/gnu/packages/game-development.scm
+++ b/gnu/packages/game-development.scm
@@ -2444,7 +2444,14 @@ (define-public chipmunk
              (commit (string-append "Chipmunk-" version))))
        (file-name (git-file-name name version))
        (sha256
-        (base32 "1qmkn01g06p3rnhmbyffmjns6wj5vhgf9cscigk3wzxcpwv1hyxb"))))
+        (base32 "1qmkn01g06p3rnhmbyffmjns6wj5vhgf9cscigk3wzxcpwv1hyxb"))
+       (modules '((guix build utils)))
+       (snippet
+        #~(begin
+            ;; This is fixed in the upstream repository but the fix
+            ;; has not been released.
+            (substitute* "src/cpHastySpace.c"
+              (("#include <sys/sysctl.h>") ""))))))
     (build-system cmake-build-system)
     (arguments
      `(#:tests? #f                      ;no test