diff --git a/crates/ef-testing/tests/tests.rs b/crates/ef-testing/tests/tests.rs
index 79baf501..4e3f4116 100644
--- a/crates/ef-testing/tests/tests.rs
+++ b/crates/ef-testing/tests/tests.rs
@@ -90,11 +90,11 @@ mod blockchain_tests {
     blockchain_tests!(st_delegatecall_test_homestead, stDelegatecallTestHomestead);
     blockchain_tests!(st_eip150_specific, stEIP150Specific);
     blockchain_tests!(st_eip150single_code_gas_prices, stEIP150singleCodeGasPrices);
-    // blockchain_tests!(st_eip1559, stEIP1559); // failing due to missing field gasPrice, cannot measure number of failing tests
+    // blockchain_tests!(st_eip1559, stEIP1559); // ef-tests #455 - failing due to missing field gasPrice, cannot measure number of failing tests
     blockchain_tests!(st_eip158_specific, stEIP158Specific);
-    // blockchain_tests!(st_eip2930, stEIP2930); // failing due to missing field gasPrice, cannot measure number of failing tests
+    // blockchain_tests!(st_eip2930, stEIP2930); // ef-tests #455 - failing due to missing field gasPrice, cannot measure number of failing tests
     blockchain_tests!(st_eip3607, stEIP3607);
-    // blockchain_tests!(st_example, stExample); // failing due to missing field gasPrice, cannot measure number of failing tests
+    // blockchain_tests!(st_example, stExample); // ef-tests #455 - failing due to missing field gasPrice, cannot measure number of failing tests
     blockchain_tests!(st_ext_code_hash, stExtCodeHash);
     blockchain_tests!(st_homestead_specific, stHomesteadSpecific);
     blockchain_tests!(st_init_code_test, stInitCodeTest);