diff --git a/libraries/external/easics/hdllib.cfg b/libraries/external/easics/hdllib.cfg
index 1ced0072362a76e678e06116e4d046867965d226..d507bd6a5bb7f49cbd926d327a4d231e12a3c043 100644
--- a/libraries/external/easics/hdllib.cfg
+++ b/libraries/external/easics/hdllib.cfg
@@ -64,6 +64,9 @@ synth_files =
 
 test_bench_files = 
 
+regression_test_vhdl = 
+    # no self checking tb applicable
+
 
 [modelsim_project_file]
 
diff --git a/libraries/external/numonyx_m25p128/hdllib.cfg b/libraries/external/numonyx_m25p128/hdllib.cfg
index 2f27bb34e17350980919b8388501b81c463ee506..9cd123772bc215ca4221ef6a5bdcd43be2892b8c 100644
--- a/libraries/external/numonyx_m25p128/hdllib.cfg
+++ b/libraries/external/numonyx_m25p128/hdllib.cfg
@@ -16,6 +16,9 @@ test_bench_files =
     NU_M25P128_V10/lib/MemoryLib.vhd
     NU_M25P128_V10/code/M25P128.vhd
 
+regression_test_vhdl = 
+    # no self checking tb applicable
+
 
 [modelsim_project_file]