diff --git a/go.mod b/go.mod
index 57974585..5ae69289 100644
--- a/go.mod
+++ b/go.mod
@@ -1,9 +1,11 @@
 module github.com/AllenDang/giu
 
-go 1.21
+go 1.22
+
+toolchain go1.23.1
 
 require (
-	github.com/AllenDang/cimgui-go v0.0.0-20240806122035-9ebf619d1d03
+	github.com/AllenDang/cimgui-go v1.0.0
 	github.com/AllenDang/go-findfont v0.0.0-20200702051237-9f180485aeb8
 	github.com/faiface/mainthread v0.0.0-20171120011319-8b78f0a41ae3
 	github.com/mazznoer/csscolorparser v0.1.5
@@ -21,6 +23,6 @@ require (
 	github.com/kylelemons/godebug v1.1.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	golang.design/x/mainthread v0.3.0 // indirect
-	golang.org/x/sys v0.5.0 // indirect
+	golang.org/x/sys v0.20.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index a7cfbed7..fde56ee9 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-github.com/AllenDang/cimgui-go v0.0.0-20240806122035-9ebf619d1d03 h1:ZXKqnIPs58TqaSzHR3Vc+c44SzdRM36G5yVZLOXrVJ4=
-github.com/AllenDang/cimgui-go v0.0.0-20240806122035-9ebf619d1d03/go.mod h1:e6feXR4FrATVY/UrWS3si3KCJOm0wruwbxVI/B85fUM=
+github.com/AllenDang/cimgui-go v1.0.0 h1:4AEC5gmPwWWZjgzTo46whXkCkOTLjebF/+CZ3YdorO0=
+github.com/AllenDang/cimgui-go v1.0.0/go.mod h1:H3N42+ltguWTxs2wCKnmutpKhnUdqGadSmbXvW1TKDs=
 github.com/AllenDang/go-findfont v0.0.0-20200702051237-9f180485aeb8 h1:dKZMqib/yUDoCFigmz2agG8geZ/e3iRq304/KJXqKyw=
 github.com/AllenDang/go-findfont v0.0.0-20200702051237-9f180485aeb8/go.mod h1:b4uuDd0s6KRIPa84cEEchdQ9ICh7K0OryZHbSzMca9k=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -28,8 +28,8 @@ golang.org/x/image v0.20.0 h1:7cVCUjQwfL18gyBJOmYvptfSHS8Fb3YUDtfLIZ7Nbpw=
 golang.org/x/image v0.20.0/go.mod h1:0a88To4CYVBAHp5FXJm8o7QbUl37Vd85ply1vyD8auM=
 golang.org/x/sys v0.0.0-20201022201747-fb209a7c41cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210616045830-e2b7044e8c71/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
-golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.20.0 h1:Od9JTbYCk261bKm4M/mw7AklTlFYIa0bIp9BgSm1S8Y=
+golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/eapache/queue.v1 v1.1.0 h1:EldqoJEGtXYiVCMRo2C9mePO2UUGnYn2+qLmlQSqPdc=