diff --git a/package/tpm-tools/Config.in b/package/tpm-tools/Config.in
index ca70adc80c..3ce6391acd 100644
--- a/package/tpm-tools/Config.in
+++ b/package/tpm-tools/Config.in
@@ -4,6 +4,7 @@ config BR2_PACKAGE_TPM_TOOLS
 	depends on !BR2_STATIC_LIBS # trousers
 	select BR2_PACKAGE_TROUSERS
 	select BR2_PACKAGE_OPENSSL
+	select BR2_PACKAGE_LIBOPENSSL_ENABLE_DES if BR2_PACKAGE_LIBOPENSSL
 	help
 	  Tools to manage and diagnose a TPM