diff --git a/contrib/osc.spec b/contrib/osc.spec
index 0ebb2445..9aaa257d 100644
--- a/contrib/osc.spec
+++ b/contrib/osc.spec
@@ -161,7 +161,7 @@ install -d %{buildroot}%{_sharedstatedir}/osc-plugins
 # install completions
 install -Dm0755 contrib/osc.complete %{buildroot}%{_datadir}/osc/complete
 install -Dm0644 contrib/complete.csh %{buildroot}%{completion_dir_csh}/osc.csh
-install -Dm0644 contrib/complete.sh %{buildroot}%{completion_dir_bash}/osc.sh
+install -Dm0644 contrib/complete.sh %{buildroot}%{completion_dir_bash}/osc.bash
 install -Dm0644 contrib/osc.fish %{buildroot}%{completion_dir_fish}/osc.fish
 install -Dm0644 contrib/osc.zsh %{buildroot}%{completion_dir_zsh}/osc.zsh