diff --git a/bytebeat_compiler.py b/bytebeat_compiler.py
index 4057779..beb7e8d 100644
--- a/bytebeat_compiler.py
+++ b/bytebeat_compiler.py
@@ -46,8 +46,10 @@ def read_from_file_or_stdin(path: str) -> str:
 		print("The specified file doesn't exist")
 		raise SystemExit
 
-def substitute_var(placeholder: str, replacement, text: str) -> str:
-	return text.replace(f"`{placeholder}`", str(replacement))
+def substitute_vars(replacements: dict, text: str) -> str:
+	for placeholder, replacement in replacements.items():
+		text = text.replace(f"`{placeholder}`", str(replacement))
+	return text
 
 CC = fetch("CC")
 CC_FLAGS = fetch("CC_FLAGS")
@@ -135,26 +137,17 @@ if __name__ == "__main__":
 		print("CLI: Count of samples should be greater than zero.")
 		raise SystemExit
 
-	substitute = read_file(PATHS["template"])
-	substitute = substitute_var("bytebeat_contents",
-		bytebeat_contents, substitute)
-	substitute = substitute_var("sample_rate",
-		args.sample_rate, substitute)
-	substitute = substitute_var("final_sample_rate_code",
-		final_sample_rate_code, substitute)
-	substitute = substitute_var("bit_depth",
-		args.bit_depth, substitute)
-	substitute = substitute_var("is_signed",
-		"1" if args.signed else "0", substitute)
-	substitute = substitute_var("channels",
-		args.channels, substitute)
-	substitute = substitute_var("length",
-		samples, substitute)
-	substitute = substitute_var("silent_mode",
-		"true" if args.silent else "false", substitute)
-	substitute = substitute_var("verbose_mode",
-		"true" if args.verbose and not args.silent else "false", substitute)
-	rewrite_file(PATHS["substitute"], substitute)
+	rewrite_file(PATHS["substitute"], substitute_vars({
+		"bytebeat_contents": bytebeat_contents,
+		"sample_rate": args.sample_rate,
+		"final_sample_rate_code": final_sample_rate_code,
+		"bit_depth": args.bit_depth,
+		"is_signed": "1" if args.signed else "0",
+		"channels": args.channels,
+		"length": samples,
+		"silent_mode": "true" if args.silent else "false",
+		"verbose_mode": "true" if args.verbose and not args.silent else "false",
+	}, read_file(PATHS["template"])))
 
 	# Compile by invoking the shell script
 	print("Compiling")