diff --git a/Makefile b/Makefile
index 610485c..8d57d66 100644
--- a/Makefile
+++ b/Makefile
@@ -4,9 +4,6 @@
 APP_NAME := lolly
 VERSION := 0.2.2
 
-# 临时目录（避免 tmpfs 空间不足）
-TMPDIR := $(shell mkdir -p tmp && realpath tmp)
-export TMPDIR
 GIT_COMMIT := $(shell git rev-parse --short HEAD 2>/dev/null || echo "unknown")
 GIT_BRANCH := $(shell git rev-parse --abbrev-ref HEAD 2>/dev/null || echo "unknown")
 BUILD_TIME := $(shell date -u '+%Y-%m-%d %H:%M:%S UTC' 2>/dev/null || echo "unknown")