diff --git a/build-constraints.yaml b/build-constraints.yaml
index 2778061b..b6e9e870 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3621,7 +3621,6 @@ packages:
         - bank-holidays-england < 0 # GHC 8.4 via base-4.11.0.0
         - benchpress < 0 # GHC 8.4 via base-4.11.0.0
         - butcher < 0 # GHC 8.4 via base-4.11.0.0
-        - cabal-install < 0 # fails due to library buildable
         - capataz < 0 # GHC 8.4 via base-4.11.0.0
         - circle-packing < 0 # GHC 8.4 via base-4.11.0.0
         - colour-accelerate < 0 # GHC 8.4 via base-4.11.0.0
@@ -4093,6 +4092,9 @@ package-flags:
     alerta:
         servant-client-core: false
 
+    cabal-install:
+        lib: true
+
 # end of package-flags
 
 # Special configure options for individual packages