diff --git a/go.mod b/go.mod
index af6f134..d33eeb9 100644
--- a/go.mod
+++ b/go.mod
@@ -12,7 +12,7 @@ require (
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.34.0
 	github.com/hashicorp/terraform-plugin-testing v1.5.1
 	github.com/mitchellh/go-homedir v1.1.0
-	github.com/nuonco/nuon-go v0.29.0
+	github.com/nuonco/nuon-go v0.29.1
 	github.com/spf13/cobra v1.8.0
 	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.18.2
diff --git a/go.sum b/go.sum
index 1f47ca5..d8ff356 100644
--- a/go.sum
+++ b/go.sum
@@ -243,6 +243,8 @@ github.com/nuonco/nuon-go v0.28.1 h1:mFcFDtoM5BFjRvt50aK2w9/Lgzz5i+fuVLumgMSfeHA
 github.com/nuonco/nuon-go v0.28.1/go.mod h1:9hQTXgG2MUXaAtW8SN3X6yiWPs4Z4LcIr+CqhECklGI=
 github.com/nuonco/nuon-go v0.29.0 h1:xX/Co0Cdb7joWwGTNwLW9OMNcdMTvEN3znIuHEctZUE=
 github.com/nuonco/nuon-go v0.29.0/go.mod h1:9hQTXgG2MUXaAtW8SN3X6yiWPs4Z4LcIr+CqhECklGI=
+github.com/nuonco/nuon-go v0.29.1 h1:cIPOvfbGHCsFsKfwMbBOpf3r1RWdVP2HGtfmY1ebh24=
+github.com/nuonco/nuon-go v0.29.1/go.mod h1:9hQTXgG2MUXaAtW8SN3X6yiWPs4Z4LcIr+CqhECklGI=
 github.com/oklog/run v1.1.0 h1:GEenZ1cK0+q0+wsJew9qUg/DyD8k3JzYsZAi5gYi2mA=
 github.com/oklog/run v1.1.0/go.mod h1:sVPdnTZT1zYwAJeCMu2Th4T21pA3FPOQRfWjQlk7DVU=
 github.com/oklog/ulid v1.3.1 h1:EGfNDEx6MqHz8B3uNV6QAib1UR2Lm97sHi3ocA6ESJ4=
diff --git a/internal/provider/app_resource.go b/internal/provider/app_resource.go
index 85aac87..a14750e 100644
--- a/internal/provider/app_resource.go
+++ b/internal/provider/app_resource.go
@@ -111,9 +111,6 @@ func (r *AppResource) Create(ctx context.Context, req resource.CreateRequest, re
 	if appResp.Description != "" {
 		data.Description = types.StringValue(appResp.Description)
 	}
-	if appResp.SlackWebhookURL != "" {
-		data.SlackWebhookURL = types.StringValue(appResp.SlackWebhookURL)
-	}
 
 	// return populated terraform model
 	resp.Diagnostics.Append(resp.State.Set(ctx, &data)...)
@@ -179,7 +176,7 @@ func (r *AppResource) Read(ctx context.Context, req resource.ReadRequest, resp *
 	data.Id = types.StringValue(appResp.ID)
 	data.Description = types.StringValue(appResp.Description)
 	data.DisplayName = types.StringValue(appResp.DisplayName)
-	data.SlackWebhookURL = types.StringValue(appResp.SlackWebhookURL)
+	data.SlackWebhookURL = types.StringValue(appResp.NotificationsConfig.SlackWebhookURL)
 
 	// return populated terraform model
 	resp.Diagnostics.Append(resp.State.Set(ctx, &data)...)
@@ -226,9 +223,6 @@ func (r *AppResource) Update(ctx context.Context, req resource.UpdateRequest, re
 	if appResp.Description != "" {
 		data.Description = types.StringValue(appResp.Description)
 	}
-	if appResp.SlackWebhookURL != "" {
-		data.SlackWebhookURL = types.StringValue(appResp.SlackWebhookURL)
-	}
 
 	// return populated terraform model
 	resp.Diagnostics.Append(resp.State.Set(ctx, &data)...)