diff --git a/sync/go.mod b/sync/go.mod
index efe1cee..52e5852 100644
--- a/sync/go.mod
+++ b/sync/go.mod
@@ -1,12 +1,14 @@
 module github.com/open-feature/test-harness/sync
 
-go 1.21
+go 1.22.0
+
+toolchain go1.23.1
 
 require (
 	buf.build/gen/go/open-feature/flagd/grpc/go v1.4.0-20240215170432-1e611e2999cc.1
 	buf.build/gen/go/open-feature/flagd/protocolbuffers/go v1.34.2-20240215170432-1e611e2999cc.2
 	github.com/fsnotify/fsnotify v1.7.0
-	golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8
+	golang.org/x/exp v0.0.0-20240909161429-701f63a606c0
 	google.golang.org/grpc v1.64.0
 )
 
diff --git a/sync/go.sum b/sync/go.sum
index 12a887c..76e5a3c 100644
--- a/sync/go.sum
+++ b/sync/go.sum
@@ -1490,6 +1490,8 @@ golang.org/x/exp v0.0.0-20240525044651-4c93da0ed11d h1:N0hmiNbwsSNwHBAvR3QB5w25p
 golang.org/x/exp v0.0.0-20240525044651-4c93da0ed11d/go.mod h1:XtvwrStGgqGPLc4cjQfWqZHG1YFdYs6swckp8vpsjnc=
 golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 h1:yixxcjnhBmY0nkL253HFVIm0JsFHwrHdT3Yh6szTnfY=
 golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8/go.mod h1:jj3sYF3dwk5D+ghuXyeI3r5MFf+NT2An6/9dOA95KSI=
+golang.org/x/exp v0.0.0-20240909161429-701f63a606c0 h1:e66Fs6Z+fZTbFBAxKfP3PALWBtpfqks2bwGcexMxgtk=
+golang.org/x/exp v0.0.0-20240909161429-701f63a606c0/go.mod h1:2TbTHSBQa924w8M6Xs1QcRcFwyucIwBGpK1p2f1YFFY=
 golang.org/x/image v0.0.0-20180708004352-c73c2afc3b81/go.mod h1:ux5Hcp/YLpHSI86hEcLt0YII63i6oz57MZXIpbrjZUs=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=