diff --git a/Makefile b/Makefile
index 5a1413dfc..674614094 100644
--- a/Makefile
+++ b/Makefile
@@ -67,13 +67,16 @@ ifeq ($(os),Linux)
 endif
 
 ifeq ($(os),Darwin)
-  brew_prefix := $(shell brew --prefix check)
-  test_cflags = $(test_flags) -I$(brew_prefix)/include
-  test_ldflags = -L$(brew_prefix)/lib -lcheck -lm $(prism_ldflags)
-  llvm_path = $(shell brew --prefix llvm@21)
-  cc = $(llvm_path)/bin/clang
-  clang_format = $(llvm_path)/bin/clang-format
-  clang_tidy = $(llvm_path)/bin/clang-tidy
+  llvm_version := 21
+  llvm_prefix ?= $(shell brew --prefix llvm@$(llvm_version))
+  check_prefix ?= $(shell brew --prefix check)
+
+  cc ?= $(llvm_prefix)/bin/clang
+  clang_format ?= $(llvm_prefix)/bin/clang-format
+  clang_tidy ?= $(llvm_prefix)/bin/clang-tidy
+
+  test_cflags = $(test_flags) -I$(check_prefix)/include
+  test_ldflags = -L$(check_prefix)/lib -lcheck -lm $(prism_ldflags)
 endif
 
 all: templates prism $(exec) $(lib_name) $(static_lib_name) test wasm clangd_config