diff --git a/build-constraints.yaml b/build-constraints.yaml
index 20586cb7..ec98851f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4549,7 +4549,7 @@ packages:
     "Raghu Kaippully <rkaippully@gmail.com> @rkaippully":
         - webgear-core
         - webgear-openapi
-        - webgear-server
+        - webgear-server < 0 # https://github.com/haskell-webgear/webgear/issues/16
 
     "Alex Washburn <github@recursion.ninja> @recursion-ninja":
         - bv-little < 0 # 1.3.1 requires newer GHC for primitive bound