diff --git a/contrib/guix/manifest.scm b/contrib/guix/manifest.scm
index d296eb9543c..83dc6b42e8b 100644
--- a/contrib/guix/manifest.scm
+++ b/contrib/guix/manifest.scm
@@ -352,7 +352,7 @@ thus should be able to compile on most platforms where these exist.")
              #t)))))))
 
 (define-public python-certvalidator
-  (let ((commit "e5bdb4bfcaa09fa0af355eb8867d00dfeecba08c"))
+  (let ((commit "a145bf25eb75a9f014b3e7678826132efbba6213"))
     (package
       (name "python-certvalidator")
       (version (git-version "0.1" "1" commit))
@@ -365,7 +365,7 @@ thus should be able to compile on most platforms where these exist.")
          (file-name (git-file-name name commit))
          (sha256
           (base32
-           "18pvxkvpkfkzgvfylv0kx65pmxfcv1hpsg03cip93krfvrrl4c75"))))
+           "1qw2k7xis53179lpqdqyylbcmp76lj7sagp883wmxg5i7chhc96k"))))
       (build-system python-build-system)
       (propagated-inputs
        `(("python-asn1crypto" ,python-asn1crypto)
@@ -401,11 +401,6 @@ thus should be able to compile on most platforms where these exist.")
                   (string-append indent
                                  "@unittest.skip(\"Disabled by Guix\")\n"
                                  line)))
-               (substitute* "tests/test_validate.py"
-                 (("^(.*)def test_revocation_mode_soft" line indent)
-                  (string-append indent
-                                 "@unittest.skip(\"Disabled by Guix\")\n"
-                                 line)))
                #t))
            (replace 'check
              (lambda _
@@ -490,7 +485,7 @@ and endian independent.")
     (license license:expat)))
 
 (define-public python-signapple
-  (let ((commit "b084cbbf44d5330448ffce0c7d118f75781b64bd"))
+  (let ((commit "9f42f3c8295d4107ee7a22e523ec17449a936f43"))
     (package
       (name "python-signapple")
       (version (git-version "0.1" "1" commit))
@@ -503,7 +498,7 @@ and endian independent.")
          (file-name (git-file-name name commit))
          (sha256
           (base32
-           "0k7inccl2mzac3wq4asbr0kl8s4cghm8982z54kfascqg45shv01"))))
+           "0j1sqi0g8k2z5y56iayh5pw9yyq1r6ry3q5zy0cdy2sispiwvdnp"))))
       (build-system python-build-system)
       (propagated-inputs
        `(("python-asn1crypto" ,python-asn1crypto)