diff --git a/package/znc/Config.in b/package/znc/Config.in
index 4fc7bbb95b..915b5f632c 100644
--- a/package/znc/Config.in
+++ b/package/znc/Config.in
@@ -5,6 +5,7 @@ config BR2_PACKAGE_ZNC
 	depends on !BR2_STATIC_LIBS
 	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8
 	depends on BR2_TOOLCHAIN_HAS_THREADS
+	select BR2_PACKAGE_LIBOPENSSL_ENABLE_BLOWFISH if BR2_PACKAGE_LIBOPENSSL
 	help
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