diff --git a/build-constraints.yaml b/build-constraints.yaml
index 2d4ac463..c00fea08 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3240,7 +3240,7 @@ packages:
         - haddock < 2.17.5
 
         # https://github.com/fpco/stackage/issues/2567
-        - rsa < 2.3.0
+        - RSA < 2.3
 
 # end of packages