diff --git a/python-opentelemetry-test-utils.changes b/python-opentelemetry-test-utils.changes
index 8a1bbd2..d2eda16 100644
--- a/python-opentelemetry-test-utils.changes
+++ b/python-opentelemetry-test-utils.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Jun  2 06:07:36 UTC 2025 - Steve Kowalik <steven.kowalik@suse.com>
+
+- Add missing requirement on opentelemetry-sdk.
+
 -------------------------------------------------------------------
 Mon May 26 07:43:10 UTC 2025 - Nico Krapp <nico.krapp@suse.com>
 
diff --git a/python-opentelemetry-test-utils.spec b/python-opentelemetry-test-utils.spec
index cf48606..c492e47 100644
--- a/python-opentelemetry-test-utils.spec
+++ b/python-opentelemetry-test-utils.spec
@@ -32,6 +32,7 @@ BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 Requires:       python-asgiref
 Requires:       python-opentelemetry-api == 1.33.1
+Requires:       python-opentelemetry-sdk == 1.33.1
 BuildArch:      noarch
 %python_subpackages