diff --git a/net-mgmt/ettercap/Makefile b/net-mgmt/ettercap/Makefile
index 56405d68cb07..e8f0c413474b 100644
--- a/net-mgmt/ettercap/Makefile
+++ b/net-mgmt/ettercap/Makefile
@@ -19,7 +19,7 @@ USES=		bison cmake cpe iconv localbase:ldflags pkgconfig
 CMAKE_ARGS=	-DHAVE_PCAP=${LIBDIR} \
 		-DHAVE_RESOLV=${LIBDIR} \
 		-DINSTALL_SYSCONFDIR=${PREFIX}/etc
-CMAKE_OFF=	BUNDLED_LIBS ENABLE_GEOIP ENABLE_LUA ENABLE_PDF_DOCS ENABLE_TESTS LIBRARY_BUILD
+CMAKE_OFF=	BUNDLED_LIBS ENABLE_GEOIP ENABLE_GTK ENABLE_LUA ENABLE_PDF_DOCS ENABLE_TESTS LIBRARY_BUILD
 CMAKE_ON=	HAVE_DLOPEN
 LDFLAGS+=	${ICONV_LIB} -lnet -lpcap
 MAKE_JOBS_UNSAFE=	yes