diff --git a/build_helper/build_helper_configs.py b/build_helper/build_helper_configs.py
index 5c72a56..e48abeb 100644
--- a/build_helper/build_helper_configs.py
+++ b/build_helper/build_helper_configs.py
@@ -108,7 +108,7 @@
 # Configure build manager to build several combinations
 config_AN521 = {"seed_params": {
                 "target_platform": ["AN521"],
-                "compiler": ["ARMCLANG", "GNUARM"],
+                "compiler": ["GNUARM"],
                 "proj_config": ["ConfigRegression",
                                 "ConfigCoreIPC",
                                 "ConfigCoreIPCTfmLevel2",
@@ -127,7 +127,7 @@
 # Configure build manager to build several combinations
 config_AN519 = {"seed_params": {
                 "target_platform": ["AN519"],
-                "compiler": ["ARMCLANG", "GNUARM"],
+                "compiler": ["GNUARM"],
                 "proj_config": ["ConfigRegression",
                                 "ConfigCoreIPC",
                                 "ConfigCoreIPCTfmLevel2",
@@ -178,7 +178,7 @@
 
 config_MUSCA_A = {"seed_params": {
                   "target_platform": ["MUSCA_A"],
-                  "compiler": ["ARMCLANG", "GNUARM"],
+                  "compiler": ["GNUARM"],
                   "proj_config": ["ConfigRegression",
                                   "ConfigCoreIPC",
                                   "ConfigCoreIPCTfmLevel2",
@@ -195,7 +195,7 @@
 
 config_MUSCA_B1 = {"seed_params": {
                    "target_platform": ["MUSCA_B1"],
-                   "compiler": ["ARMCLANG", "GNUARM"],
+                   "compiler": ["GNUARM"],
                    "proj_config": ["ConfigRegression",
                                    "ConfigCoreIPC",
                                    "ConfigCoreIPCTfmLevel2",
diff --git a/lava_helper/lava_helper_configs.py b/lava_helper/lava_helper_configs.py
index bcea89d..a5cf8c1 100644
--- a/lava_helper/lava_helper_configs.py
+++ b/lava_helper/lava_helper_configs.py
@@ -57,9 +57,8 @@
                           "job/%(jenkins_job)s",
     "artifact_store_url": "%(jenkins_url)s/"
                           "job/%(jenkins_job)s",
-    "platforms": {"AN521": "mps2_an521_v3.0.tar.gz",
-                  "AN519": "mps2_an519_v3.0.tar.gz"},
-    "compilers": ["ARMCLANG", "GNUARM"],
+    "platforms": {"AN521": "mps2_an521_v3.0.tar.gz"},
+    "compilers": ["GNUARM"],
     "build_types": ["Debug", "Release"],
     "boot_types": ["BL2"],
     "tests": {