diff --git a/srcpkgs/gns3-server/template b/srcpkgs/gns3-server/template
index 79e095b3db..7d9a75d478 100644
--- a/srcpkgs/gns3-server/template
+++ b/srcpkgs/gns3-server/template
@@ -15,6 +15,8 @@ homepage="https://gns3.com"
 distfiles="https://github.com/GNS3/gns3-server/archive/v${version}.tar.gz"
 checksum=73ce2528dfbdc5478fc8bd6f5687f4c9bf30043ce6554d822a1f79b51dfd7381
 
+broken="aiohttp 2.2.x or 2.3.x is required to run the GNS3 server"
+
 pre_build() {
 	# relax requirements
 	sed -i '/typing/d' requirements.txt