diff --git a/Project.toml b/Project.toml
index 4458119..e7e5c69 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,4 +1,4 @@
-name = "MethodSimilarity"
+name = "MethodsSimilarity"
 uuid = "a653e358-0bbe-4a80-8f0e-568b83ef5641"
 authors = ["qwjyh <urataw421@gmail.com>"]
 version = "0.1.0"
diff --git a/src/MethodSimilarity.jl b/src/MethodsSimilarity.jl
similarity index 78%
rename from src/MethodSimilarity.jl
rename to src/MethodsSimilarity.jl
index 9400c6c..5d533a5 100644
--- a/src/MethodSimilarity.jl
+++ b/src/MethodsSimilarity.jl
@@ -1,4 +1,4 @@
-module MethodSimilarity
+module MethodsSimilarity
 
 using Statistics
 using LinearAlgebra
@@ -14,4 +14,4 @@ include("analyze.jl")
 
 greet() = print("Hello World!")
 
-end # module MethodSimilarity
+end # module MethodsSimilarity
diff --git a/test/runtests.jl b/test/runtests.jl
index 5a6cdf6..ce0692d 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -1,7 +1,7 @@
 using Test
-using MethodSimilarity
+using MethodsSimilarity
 
 @testset "Choose" begin
-    itr = MethodSimilarity.Choose(2, 3)
+    itr = MethodsSimilarity.Choose(2, 3)
     @test collect(itr) == [(1, 2), (1, 3), (2, 3)]
 end