diff --git a/ghc-vector-algorithms.spec b/ghc-vector-algorithms.spec
index 8690c5c..5e74770 100644
--- a/ghc-vector-algorithms.spec
+++ b/ghc-vector-algorithms.spec
@@ -49,6 +49,7 @@ files.
 
 %prep
 %setup -q -n %{pkgver}
+cabal-tweak-dep-ver vector '< 0.12' '< 0.13'
 
 
 %build