diff --git a/common/options.description b/common/options.description
index 3a4c1dc8686..5660220feac 100644
--- a/common/options.description
+++ b/common/options.description
@@ -26,6 +26,7 @@ desc_option_gnome="Enable support for GNOME"
 desc_option_gnutls="Enable support for SSL with gnutls"
 desc_option_gssapi="Enable support for GSSAPI"
 desc_option_gstreamer="Enable support for GStreamer"
+desc_option_gtk3="Enable support for the GTK+3 GUI toolkit"
 desc_option_guile="Enable support for Guile lang"
 desc_option_ffmpeg="Enable support for FFmpeg"
 desc_option_harfbuzz="enable support for Harfbuzz"