diff --git a/BSDmakefile b/BSDmakefile
index 3af4eab79..591052dc8 100644
--- a/BSDmakefile
+++ b/BSDmakefile
@@ -2,7 +2,7 @@ warn:
 	@echo "Error: BSD Make not supported"
 	@echo "Please use GNU Make (gmake) to build fish. Refer to README.md for detailed build instructions."
 
-all:
+all: warn
 install: warn
 test: warn