diff --git a/pyproject.toml b/pyproject.toml
index 95a3bce84..fa1f67072 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
     "ruamel.yaml >= 0.18.6,<1.0.0",
     "jsonschema >= 4.22.0,<5.0.0",
     "cyclonedx-bom >=4.0.0,<5.0.0",
-    "cyclonedx-python-lib[validation] >=7.3.4,<8.0.0",
+    "cyclonedx-python-lib[validation] >=7.3.4,<9.0.0",
     "beautifulsoup4 >= 4.12.0,<5.0.0",
 ]
 keywords = []