diff --git a/extra/pki/GNUmakefile b/extra/pki/GNUmakefile
index 62047d5..6be18b8 100644
--- a/extra/pki/GNUmakefile
+++ b/extra/pki/GNUmakefile
@@ -114,5 +114,5 @@ session.pem:
 clean:
 	rm -rf rsa.* dsa.* ec.* dh*.param targets *.srl session.pem server.*
 
-.PHONY: all clean rsa dsa ec dh session
+.PHONY: all clean rsa dsa ec dh session targets