diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0ad99202..2f51d3c0 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1534,7 +1534,8 @@ packages:
         # GHC 8 - conduit-parse
         - opml-conduit
         # GHC 8 - rss-conduit
-        - imm
+        # https://github.com/k0ral/imm/issues/7
+        # - imm
         - timerep
         # GHC 8 - xml-conduit-parse