diff --git a/projects/haskell.org/package.yml b/projects/haskell.org/package.yml
index d138591e..dca04a41 100644
--- a/projects/haskell.org/package.yml
+++ b/projects/haskell.org/package.yml
@@ -77,6 +77,9 @@ build:
       sed -i.bak -e 's_="{{prefix}}_="$(dirname $(dirname $0))_' $shim
       rm $shim.bak
     done
+
+    sed -i.bak 's|{{tea.prefix}}|$TEA_PREFIX|g' "{{prefix}}/bin/hsc2hs-ghc-{{version}}"
+    rm "{{prefix}}/bin/hsc2hs-ghc-{{version}}.bak"
   env:
     BOOTSTRAP_HASKELL_NONINTERACTIVE: 1
     BOOTSTRAP_HASKELL_ADJUST_BASHRC: 0