diff --git a/haskell-platform.spec b/haskell-platform.spec
index b7085ea..5753ffd 100644
--- a/haskell-platform.spec
+++ b/haskell-platform.spec
@@ -260,6 +260,9 @@ rm %{buildroot}%{_bindir}/example
 echo %{_bindir}/hpack >> %{hpack}/ghc-hpack.files
 echo %{_bindir}/haskell-mustache >> %{mustache}/ghc-mustache.files
 
+mkdir -p %{buildroot}%{_datadir}/bash-completion/completions/
+%{buildroot}%{_bindir}/stack --bash-completion-script stack > %{buildroot}%{_datadir}/bash-completion/completions/stack
+
 
 %files
 
@@ -270,9 +273,13 @@ echo %{_bindir}/haskell-mustache >> %{mustache}/ghc-mustache.files
 %doc %{stack}/CONTRIBUTING.md %{stack}/ChangeLog.md %{stack}/README.md
 %{_bindir}/stack
 # End cabal-rpm files
+%{_datadir}/bash-completion/completions/stack
 
 
 %changelog
+* Sat May  2 2020 Jens Petersen <petersen@redhat.com>
+- generate bash completions
+
 * Sun Apr 12 2020 Jens Petersen <petersen@redhat.com> - 2020.1-2
 - stack requires ghc-zlib-devel for ghc
 - stack: silence warnings about ghc-8.8 and Cabal-3.0