diff --git a/cardano_node_tests/tests/test_addr_registration.py b/cardano_node_tests/tests/test_addr_registration.py
index da4e863e1..df700bae0 100644
--- a/cardano_node_tests/tests/test_addr_registration.py
+++ b/cardano_node_tests/tests/test_addr_registration.py
@@ -309,11 +309,12 @@ def test_addr_registration_certificate_order(
                 deposit=deposit,
             )
         except (clusterlib.CLIError, submit_api.SubmitApiError) as exc:
-            if "(ValueNotConservedUTxO" in str(exc) and VERSIONS.transaction_era >= VERSIONS.CONWAY:
+            str_exc = str(exc)
+            if "(ValueNotConservedUTxO" in str_exc and VERSIONS.transaction_era >= VERSIONS.CONWAY:
                 issues.api_484.finish_test()
-            if (
-                build_method == clusterlib_utils.BuildMethods.BUILD_EST
-                and "does not balance in its use of assets" in str(exc)
+            if build_method == clusterlib_utils.BuildMethods.BUILD_EST and (
+                "The transaction balance is negative" in str_exc
+                or "does not balance in its use of assets" in str_exc
             ):
                 issues.cli_1199.finish_test()
             raise
diff --git a/cardano_node_tests/tests/test_tx_basic.py b/cardano_node_tests/tests/test_tx_basic.py
index 417c0c656..015be12a9 100644
--- a/cardano_node_tests/tests/test_tx_basic.py
+++ b/cardano_node_tests/tests/test_tx_basic.py
@@ -508,7 +508,11 @@ def test_transfer_all_build_estimate(
                 tx_files=tx_files,
             )
         except clusterlib.CLIError as exc:
-            if "balance of the transaction is negative" in str(exc):
+            str_exc = str(exc)
+            if (
+                "The transaction balance is negative" in str_exc
+                or "balance of the transaction is negative" in str_exc
+            ):
                 issues.cli_1199.finish_test()
             raise