diff --git a/scripts/config.pl b/scripts/config.pl
index 69c6d5f..81bb895 100755
--- a/scripts/config.pl
+++ b/scripts/config.pl
@@ -118,6 +118,7 @@
 MBEDTLS_PLATFORM_FPRINTF_ALT
 MBEDTLS_PSA_CRYPTO_STORAGE_C
 MBEDTLS_PSA_CRYPTO_STORAGE_FILE_C
+MBEDTLS_PSA_CRYPTO_STORAGE_ITS_C
 );
 
 # Things that should be enabled in "full" even if they match @excluded