diff --git a/deps/install.jl b/deps/install.jl
index b0f4b48..1049a90 100644
--- a/deps/install.jl
+++ b/deps/install.jl
@@ -2,16 +2,6 @@
 using Pkg
 Pkg.activate(joinpath(@__DIR__, ".."))
 
-## 删除之前的包
-map(["IterativeSolvers"]) do pkg
-    try
-        Pkg.rm(pkg)
-    catch
-        nothing
-    end
-end
-    
-
 ## 安装包
 pkgs = ["https://gitee.com/deltaeecs/IterativeSolvers.jl.git",]