diff --git a/src/Core/IMeasurement.cs b/src/Core/IMeasurement.cs
index bd5bf3a..33c49f4 100644
--- a/src/Core/IMeasurement.cs
+++ b/src/Core/IMeasurement.cs
@@ -18,5 +18,5 @@ namespace Mindbox.DiagnosticContext;
 
 public interface IMeasurement : IDisposable
 {
-	IMeasurement SetTag(string tag, string value);
+	IMeasurement SetSpanAttribute(string attribute, string value);
 }
\ No newline at end of file
diff --git a/src/Core/NullMeasurementTagsAdapter.cs b/src/Core/NullMeasurementTagsAdapter.cs
index f3fe5ea..f837c07 100644
--- a/src/Core/NullMeasurementTagsAdapter.cs
+++ b/src/Core/NullMeasurementTagsAdapter.cs
@@ -25,7 +25,7 @@ public NullMeasurementTagsAdapter(IDisposable original)
 		_original = original;
 	}
 
-	public IMeasurement SetTag(string tag, string value)
+	public IMeasurement SetSpanAttribute(string attribute, string value)
 	{
 		return this;
 	}