diff -ur cardano-wallet-2021-12-15.orig/cabal.project cardano-wallet-2021-12-15/cabal.project
--- cardano-wallet-2021-12-15.orig/cabal.project	2021-12-15 23:29:09.000000000 +0100
+++ cardano-wallet-2021-12-15/cabal.project	2022-01-08 07:54:35.295794003 +0100
@@ -39,7 +39,7 @@
 --------------------------------------------------------------------------------
 
 index-state: 2022-01-01T00:00:00Z
-with-compiler: ghc-8.10.7
+with-compiler: ghc-8.10
 
 packages:
     lib/dbvar/