diff --git a/scripts/config.pl b/scripts/config.pl
index a6dcfe7..ea77821 100755
--- a/scripts/config.pl
+++ b/scripts/config.pl
@@ -18,6 +18,7 @@
 #
 # Things that shouldn't be enabled with "full".
 #
+#   MBEDTLS_TEST_WO_ENTROPY
 #   MBEDTLS_DEPRECATED_REMOVED
 #   MBEDTLS_HAVE_SSE2
 #   MBEDTLS_PLATFORM_NO_STD_FUNCTIONS
@@ -69,6 +70,7 @@
 EOU
 
 my @excluded = qw(
+MBEDTLS_TEST_WO_ENTROPY
 MBEDTLS_DEPRECATED_REMOVED
 MBEDTLS_HAVE_SSE2
 MBEDTLS_PLATFORM_NO_STD_FUNCTIONS