diff --git a/build-constraints.yaml b/build-constraints.yaml
index b6ba0a7f..ea12e7b7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1874,6 +1874,8 @@ packages:
         - pandoc-types < 1.16
         - pandoc < 1.16
         - cmark < 0.5
+        - BlogLiterately-diagrams < 0.2.0.2
+        - BlogLiterately < 0.8.1.4
 
         # https://github.com/fpco/stackage/issues/1096
         - deepseq-generics < 0.2