diff --git a/go.mod b/go.mod
index 187c63f..e9a2c86 100644
--- a/go.mod
+++ b/go.mod
@@ -6,8 +6,8 @@ require (
 	github.com/google/go-cmp v0.6.0
 	github.com/transparency-dev/formats v0.0.0-20230914071414-5732692f1e50
 	github.com/transparency-dev/merkle v0.0.2
-	golang.org/x/mod v0.13.0
-	golang.org/x/sync v0.4.0
+	golang.org/x/mod v0.14.0
+	golang.org/x/sync v0.5.0
 	k8s.io/klog/v2 v2.110.1
 )
 
diff --git a/go.sum b/go.sum
index 224410f..7f0f967 100644
--- a/go.sum
+++ b/go.sum
@@ -6,9 +6,9 @@ github.com/transparency-dev/formats v0.0.0-20230914071414-5732692f1e50 h1:FVMl+j
 github.com/transparency-dev/formats v0.0.0-20230914071414-5732692f1e50/go.mod h1:J2NdDb6IhKIvF6MwCvKikz9/QStRylEtS2mv+En+jBg=
 github.com/transparency-dev/merkle v0.0.2 h1:Q9nBoQcZcgPamMkGn7ghV8XiTZ/kRxn1yCG81+twTK4=
 github.com/transparency-dev/merkle v0.0.2/go.mod h1:pqSy+OXefQ1EDUVmAJ8MUhHB9TXGuzVAT58PqBoHz1A=
-golang.org/x/mod v0.13.0 h1:I/DsJXRlw/8l/0c24sM9yb0T4z9liZTduXvdAWYiysY=
-golang.org/x/mod v0.13.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
-golang.org/x/sync v0.4.0 h1:zxkM55ReGkDlKSM+Fu41A+zmbZuaPVbGMzvvdUPznYQ=
-golang.org/x/sync v0.4.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
+golang.org/x/mod v0.14.0 h1:dGoOF9QVLYng8IHTm7BAyWqCqSheQ5pYWGhzW00YJr0=
+golang.org/x/mod v0.14.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
+golang.org/x/sync v0.5.0 h1:60k92dhOjHxJkrqnwsfl8KuaHbn/5dl0lUPUklKo3qE=
+golang.org/x/sync v0.5.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 k8s.io/klog/v2 v2.110.1 h1:U/Af64HJf7FcwMcXyKm2RPM22WZzyR7OSpYj5tg3cL0=
 k8s.io/klog/v2 v2.110.1/go.mod h1:YGtd1984u+GgbuZ7e08/yBuAfKLSO0+uR1Fhi6ExXjo=