diff --git a/python-blosc.changes b/python-blosc.changes
index 0e58f8e..8c39314 100644
--- a/python-blosc.changes
+++ b/python-blosc.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Apr 26 16:44:43 UTC 2024 - Ben Greiner <code@bnavigator.de>
+
+- Pin to numpy < 2 -- gh#Blosc/python-blosc#327
+
 -------------------------------------------------------------------
 Sat Jun 10 12:29:50 UTC 2023 - ecsos <ecsos@opensuse.org>
 
diff --git a/python-blosc.spec b/python-blosc.spec
index 44ce76c..1774632 100644
--- a/python-blosc.spec
+++ b/python-blosc.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-blosc
 #
-# Copyright (c) 2023 SUSE LLC
+# Copyright (c) 2024 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -36,7 +36,7 @@ BuildRequires:  cmake >= 3.14.0
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 # SECTION test requirements
-BuildRequires:  %{python_module numpy >= 1.16}
+BuildRequires:  %{python_module numpy >= 1.16 with %python-numpy < 2}
 BuildRequires:  %{python_module psutil}
 # /SECTION
 Recommends:     python-numpy