diff --git a/src/Mobile.BuildTools/Generators/Versioning/BuildVersionGeneratorBase.cs b/src/Mobile.BuildTools/Generators/Versioning/BuildVersionGeneratorBase.cs
index 2a271447..03d618b5 100644
--- a/src/Mobile.BuildTools/Generators/Versioning/BuildVersionGeneratorBase.cs
+++ b/src/Mobile.BuildTools/Generators/Versioning/BuildVersionGeneratorBase.cs
@@ -85,6 +85,9 @@ protected string GetBuildNumber()
 
         protected string SanitizeVersion(string version)
         {
+            if (string.IsNullOrEmpty(version))
+                return "1.0";
+
             try
             {
                 var parts = version.Split('.');