diff --git a/net-im/qtox/qtox-1.16.3.ebuild b/net-im/qtox/qtox-1.16.3.ebuild
index 028c8cd..e01bac6 100644
--- a/net-im/qtox/qtox-1.16.3.ebuild
+++ b/net-im/qtox/qtox-1.16.3.ebuild
@@ -63,6 +63,9 @@ src_configure() {
 		-DGIT_DESCRIBE="${PV}"
 	)
 
+	# fix build w/ qt-5.13
+	append-cxxflags -Wno-error=deprecated-declarations
+
 	cmake-utils_src_configure
 }