diff --git a/stackit/internal/services/ske/cluster/resource.go b/stackit/internal/services/ske/cluster/resource.go
index 9d578f5e..d4e2ad45 100644
--- a/stackit/internal/services/ske/cluster/resource.go
+++ b/stackit/internal/services/ske/cluster/resource.go
@@ -485,6 +485,10 @@ func (r *clusterResource) Schema(_ context.Context, _ resource.SchemaRequest, re
 									"value": schema.StringAttribute{
 										Description: "Taint value corresponding to the taint key.",
 										Optional:    true,
+										Computed:    true,
+										PlanModifiers: []planmodifier.String{
+											stringplanmodifier.UseStateForUnknown(),
+										},
 									},
 								},
 							},