diff --git a/blockchain-tests-skip.yml b/blockchain-tests-skip.yml
index e11ea41a..a8485e4b 100644
--- a/blockchain-tests-skip.yml
+++ b/blockchain-tests-skip.yml
@@ -965,6 +965,21 @@ filename:
     - delegatecallAtTransition.json # ef-test #433
     - delegatecallAfterTransition.json # ef-test #433
     - delegatecallBeforeTransition.json # ef-test #433
+  stTimeConsuming:
+    - CALLBlake2f_MaxRounds.json # ef-test #440
+    - sstore_combinations_initial00.json # ef-test #440
+    - sstore_combinations_initial00_2.json # ef-test #440
+    - sstore_combinations_initial01.json # ef-test #440
+    - sstore_combinations_initial01_2.json # ef-test #440
+    - sstore_combinations_initial10.json # ef-test #440
+    - sstore_combinations_initial10_2.json # ef-test #440
+    - sstore_combinations_initial11.json # ef-test #440
+    - sstore_combinations_initial11_2.json # ef-test #440
+    - sstore_combinations_initial20.json # ef-test #440
+    - sstore_combinations_initial20_2.json # ef-test #440
+    - sstore_combinations_initial21.json # ef-test #440
+    - sstore_combinations_initial21_2.json # ef-test #440
+    - static_Call50000_sha256.json # ef-test #440
 
 # List of file names regex to be skipped
 # The first level corresponds to the directory, the second to the list of file names regex to ignore.
diff --git a/crates/ef-testing/tests/tests.rs b/crates/ef-testing/tests/tests.rs
index 39e59330..e08a5530 100644
--- a/crates/ef-testing/tests/tests.rs
+++ b/crates/ef-testing/tests/tests.rs
@@ -122,7 +122,7 @@ mod blockchain_tests {
     blockchain_tests!(st_static_call, stStaticCall);
     blockchain_tests!(st_static_flag_enabled, stStaticFlagEnabled);
     blockchain_tests!(st_system_operations_test, stSystemOperationsTest);
-    // blockchain_tests!(st_time_consuming, stTimeConsuming); // 14 failing tests
+    blockchain_tests!(st_time_consuming, stTimeConsuming);
     // blockchain_tests!(st_transaction_test, stTransactionTest); // failing due to: invalid length 62, expected a (both 0x-prefixed or not) hex string or byte array containing betwee
     blockchain_tests!(st_transition_test, stTransitionTest);
     blockchain_tests!(st_wallet_test, stWalletTest);