diff --git a/pkgs/development/python-modules/hyperpyyaml/default.nix b/pkgs/development/python-modules/hyperpyyaml/default.nix
index d66d16dc42f3..4e59a0ce771b 100644
--- a/pkgs/development/python-modules/hyperpyyaml/default.nix
+++ b/pkgs/development/python-modules/hyperpyyaml/default.nix
@@ -1,9 +1,9 @@
-{ buildPythonPackage
+{ lib
+, buildPythonPackage
 , fetchFromGitHub
-, lib
-, pytestCheckHook
 , pyyaml
 , ruamel-yaml
+, pytestCheckHook
 }:
 
 buildPythonPackage rec {
@@ -35,5 +35,7 @@ buildPythonPackage rec {
     changelog = "https://github.com/speechbrain/HyperPyYAML/releases/tag/v${version}";
     license = licenses.asl20;
     maintainers = with maintainers; [ GaetanLepage ];
+    # hyperpyyaml is not compatible with the too new version of `ruaml-yaml`
+    broken = true;
   };
 }
diff --git a/pkgs/development/python-modules/speechbrain/default.nix b/pkgs/development/python-modules/speechbrain/default.nix
index e0a72e331f06..4875019258ea 100644
--- a/pkgs/development/python-modules/speechbrain/default.nix
+++ b/pkgs/development/python-modules/speechbrain/default.nix
@@ -16,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "speechbrain";
-  version = "0.5.14";
+  version = "0.5.15";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "speechbrain";
     repo = "speechbrain";
     rev = "refs/tags/v${version}";
-    hash = "sha256-r1q7JO+H7ynfrzlihRTY0PtMGmvwm98BHUZV534ABXw=";
+    hash = "sha256-d0+3bry69ML65JR8XDppG8RO200ZTTHyd7PrTP7SJkk=";
   };
 
   propagatedBuildInputs = [