diff --git a/configs/crypto_config_profile_medium.h b/configs/ext/crypto_config_profile_medium.h
similarity index 100%
rename from configs/crypto_config_profile_medium.h
rename to configs/ext/crypto_config_profile_medium.h
diff --git a/configs/tfm_mbedcrypto_config_profile_medium.h b/configs/ext/tfm_mbedcrypto_config_profile_medium.h
similarity index 100%
rename from configs/tfm_mbedcrypto_config_profile_medium.h
rename to configs/ext/tfm_mbedcrypto_config_profile_medium.h
diff --git a/scripts/code_size_compare.py b/scripts/code_size_compare.py
index 53d859edfa..b45f45599f 100755
--- a/scripts/code_size_compare.py
+++ b/scripts/code_size_compare.py
@@ -156,8 +156,8 @@ def detect_arch() -> str:
         print("Unknown host architecture, cannot auto-detect arch.")
         sys.exit(1)
 
-TFM_MEDIUM_CONFIG_H = 'configs/tfm_mbedcrypto_config_profile_medium.h'
-TFM_MEDIUM_CRYPTO_CONFIG_H = 'configs/crypto_config_profile_medium.h'
+TFM_MEDIUM_CONFIG_H = 'configs/ext/tfm_mbedcrypto_config_profile_medium.h'
+TFM_MEDIUM_CRYPTO_CONFIG_H = 'configs/ext/crypto_config_profile_medium.h'
 
 CONFIG_H = 'include/mbedtls/mbedtls_config.h'
 CRYPTO_CONFIG_H = 'include/psa/crypto_config.h'