diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 959748aaf2..1b4d325649 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -8096,7 +8096,7 @@ (define-public combinatorial-blas
        (modify-phases %standard-phases
          (add-after 'unpack 'fix-tests
            (lambda _
-             ;; remove failing tests (SIGFPE and SIGSEGV)
+             ;; Skip failing tests (SIGFPE and SIGSEGV).
              (substitute* "ReleaseTests/CMakeLists.txt"
                (("^.*SpAsgnTest.*$") "")
                (("^.*IndexingTest.*$") ""))))