diff --git a/python/tests/valgrind-python.supp b/python/tests/valgrind-python.supp
index be178e2245..12a00e66f4 100644
--- a/python/tests/valgrind-python.supp
+++ b/python/tests/valgrind-python.supp
@@ -1126,3 +1126,13 @@
    fun:_ZN8pybind1112cpp_function18initialize_genericEOSt10unique_ptrINS_6detail15function_recordENS0_33InitializingFunctionRecordDeleterEEPKcPKPKSt9type_infom
    ...
 }
+
+{
+   pydantic
+   Memcheck:Leak
+   match-leak-kinds: definite
+   ...
+   fun:PyInit__pydantic_core
+   fun:_PyImport_RunModInitFunc
+   ...
+}