diff --git a/src/StructuredLogViewer.Core/SettingsService.cs b/src/StructuredLogViewer.Core/SettingsService.cs
index c0e5149d4..58279b8b6 100644
--- a/src/StructuredLogViewer.Core/SettingsService.cs
+++ b/src/StructuredLogViewer.Core/SettingsService.cs
@@ -155,6 +155,11 @@ private static IEnumerable<string> GetRecentItems(string storageFilePath)
 
         public static string GetRootPath()
         {
+            if (Environment.GetEnvironmentVariable("MSBUILDSTRUCTUREDLOG_DATA_DIR") is {} dataDir)
+            {
+                return Path.GetFullPath(dataDir);
+            }
+
             var path = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
             path = Path.Combine(path, "Microsoft", "MSBuildStructuredLog");
             return path;
diff --git a/src/StructuredLogger/PathUtils.cs b/src/StructuredLogger/PathUtils.cs
index daa7b769d..43a1c1187 100644
--- a/src/StructuredLogger/PathUtils.cs
+++ b/src/StructuredLogger/PathUtils.cs
@@ -12,6 +12,11 @@ public static class PathUtils
 
         private static string GetRootPath()
         {
+            if (Environment.GetEnvironmentVariable("MSBUILDSTRUCTUREDLOG_DATA_DIR") is {} dataDir)
+            {
+                return Path.GetFullPath(dataDir);
+            }
+
 #if NETCORE
             var path = Path.GetTempPath();
 #else