diff --git a/srcpkgs/bzrtp/template b/srcpkgs/bzrtp/template
index 686c088df3b..2b30b6b2354 100644
--- a/srcpkgs/bzrtp/template
+++ b/srcpkgs/bzrtp/template
@@ -12,6 +12,8 @@ homepage="https://www.linphone.org"
 distfiles="https://www.linphone.org/releases/sources/bzrtp/bzrtp-${version}.tar.gz"
 checksum=bf48b0298d614a04b7b9d76b770ab7c6c3bc84624674efba523d5e90e09cc08b
 
+CFLAGS="-Wno-cast-function-type"
+
 bzrtp-devel_package() {
 	depends="${makedepends} ${sourcepkg}>=${version}_${revision}"
 	short_desc+=" - development files"