diff --git a/helm-framework/helm/data_source_helm_template.go b/helm-framework/helm/data_source_helm_template.go
index 88d9ef79d..15b78df10 100644
--- a/helm-framework/helm/data_source_helm_template.go
+++ b/helm-framework/helm/data_source_helm_template.go
@@ -834,7 +834,7 @@ func chartPathOptionsModel(model *HelmTemplateModel, meta *Meta, cpo *action.Cha
 		}
 	}
 
-	version := model.Version.ValueString()
+	version := getVersionModel(model)
 
 	cpo.CaFile = model.RepositoryCaFile.ValueString()
 	cpo.CertFile = model.RepositoryCertFile.ValueString()
@@ -851,6 +851,13 @@ func chartPathOptionsModel(model *HelmTemplateModel, meta *Meta, cpo *action.Cha
 
 	return cpo, chartName, diags
 }
+func getVersionModel(model *HelmTemplateModel) string {
+	version := model.Version.ValueString()
+	if version == "" && model.Devel.ValueBool() {
+		return ">0.0.0-0"
+	}
+	return strings.TrimSpace(version)
+}
 
 func getChartModel(ctx context.Context, model *HelmTemplateModel, meta *Meta, name string, cpo *action.ChartPathOptions) (*chart.Chart, string, diag.Diagnostics) {
 	var diags diag.Diagnostics
diff --git a/helm-framework/helm/resource_helm_release.go b/helm-framework/helm/resource_helm_release.go
index 9a616d2fc..91294af5c 100644
--- a/helm-framework/helm/resource_helm_release.go
+++ b/helm-framework/helm/resource_helm_release.go
@@ -1141,11 +1141,11 @@ func getVersion(model *HelmReleaseModel) string {
 }
 
 func isChartInstallable(ch *chart.Chart) error {
-	chartType := ch.Metadata.Type
-	if strings.EqualFold(chartType, "library") {
-		return errors.Errorf("library charts are not installable")
+	switch ch.Metadata.Type {
+	case "", "application":
+		return nil
 	}
-	return nil
+	return errors.Errorf("%s charts are not installable", ch.Metadata.Type)
 }
 
 func getChart(ctx context.Context, model *HelmReleaseModel, m *Meta, name string, cpo *action.ChartPathOptions) (*chart.Chart, string, diag.Diagnostics) {