diff --git a/build-constraints.yaml b/build-constraints.yaml
index cbf6ffd0..3fc560c8 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1951,8 +1951,7 @@ packages:
         # GHC 8 - web-routes-boomerang
         # GHC 8 - web-routes-happstack
         - web-routes-hsp
-        # https://github.com/Happstack/web-routes-th/issues/1
-        # GHC 8 - web-routes-th
+        - web-routes-th
         - web-routes-wai
 
     "Pedro Tacla Yamada <tacla.yamada@gmail.com> @yamadapc":