diff --git a/tools/completions/Makefile.am b/tools/completions/Makefile.am
index f27f3d09..198f4d0f 100644
--- a/tools/completions/Makefile.am
+++ b/tools/completions/Makefile.am
@@ -3,4 +3,5 @@ EXTRA_DIST = \
 	zsh-completion.zsh
 
 .PHONY: install-zsh-completion
+install-zsh-completion:
 	install -Dm644 zsh-completion.zsh $(PREFIX)/zsh/site-functions/_chafa