diff --git a/gnu/packages/machine-learning.scm b/gnu/packages/machine-learning.scm
index 1d6799aea7f..0447a178024 100644
--- a/gnu/packages/machine-learning.scm
+++ b/gnu/packages/machine-learning.scm
@@ -234,8 +234,16 @@ family of functions.")
        (sha256
         (base32 "0cgysij0dix0fikyz2x4f8jvaskm5s5a04s07chzaz2dw1fpxdq8"))))
     (build-system pyproject-build-system)
-    (arguments  ; disable flaky test
-     (list #:test-flags '(list "-k" "not test_integrate_variable[x23-i]")))
+    (arguments
+     (list
+      #:test-flags
+      '(list "-k"
+             (string-append
+              ;; Disable flaky test
+              "not test_integrate_variable[x23-i]"
+              ;; XXX This test fails because the length of arguments
+              ;; is longer than the length of inputs.
+              " and not test_function_of_numeric_array"))))
     (propagated-inputs (list python-makefun python-multipledispatch
                              python-numpy python-opt-einsum
                              python-typing-extensions))