diff --git a/CMakeLists.txt b/CMakeLists.txt
index fd7b01e870..f8cdf1aab8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1434,6 +1434,7 @@ _add_if("HTTPS-proxy"   SSL_ENABLED AND (USE_OPENSSL OR USE_GNUTLS OR USE_NSS))
 _add_if("unicode"       ENABLE_UNICODE)
 _add_if("threadsafe"    HAVE_ATOMIC OR (WIN32 AND
                         HAVE_WIN32_WINNT GREATER_EQUAL 0x600))
+_add_if("PSL"           USE_LIBPSL)
 string(REPLACE ";" " " SUPPORT_FEATURES "${_items}")
 message(STATUS "Enabled features: ${SUPPORT_FEATURES}")