diff --git a/build_helper/build_helper_configs.py b/build_helper/build_helper_configs.py
index 3df0e7a..2a16c4a 100755
--- a/build_helper/build_helper_configs.py
+++ b/build_helper/build_helper_configs.py
@@ -593,7 +593,7 @@
                 }
 
 config_corstone310 = {"seed_params": {
-                "tfm_platform":     ["arm/mps3/corstone310_fvp"],
+                "tfm_platform":     ["arm/mps3/corstone310/fvp"],
                 "compiler":         ["GCC_10_3"],
                 "isolation_level":  ["1"],
                 "test_regression":  [False],