diff --git a/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ProjectModification/VoloNugetPackagesVersionUpdater.cs b/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ProjectModification/VoloNugetPackagesVersionUpdater.cs
index 545f5b0b05..5382dd744a 100644
--- a/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ProjectModification/VoloNugetPackagesVersionUpdater.cs
+++ b/framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ProjectModification/VoloNugetPackagesVersionUpdater.cs
@@ -76,8 +76,8 @@ namespace Volo.Abp.Cli.ProjectModification
 
             var indexOfThirdQuote = content.IndexOf("\"", StringComparison.Ordinal);
 
-            var version = _nuGetService.GetLatestVersionOrNullAsync(packageId, includePreviews);
-            returningText.Append(version);
+            var version = _nuGetService.GetLatestVersionOrNullAsync(packageId, includePreviews).GetAwaiter().GetResult();
+            returningText.Append(version.ToString());
 
             index = indexOfPackageReference + packageReferenceStartText.Length + indexAfterQuote + indexAfterSecondQuote + indexOfThirdQuote;