diff --git a/pyproject.toml b/pyproject.toml
index 134c9ed9..39a50d91 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -91,6 +91,7 @@ docs = [
 dist = [
     "cyclonedx-bom >=7.0.0,<8.0.0",
     "flit >=3.2.0,<4.0.0",
+    "flit_core >=3.2.0,<4.0.0",
 ]
 hooks = [
     "pre-commit >=4.0.0,<4.7.0",