diff --git a/doc.go b/doc.go
new file mode 100644
index 0000000..69b86cd
--- /dev/null
+++ b/doc.go
@@ -0,0 +1,4 @@
+// Package parser provides utilities to read and parse logs from various inputs (standard input, plain text, gzip, zip)
+// and convert them to structured formats such as JSON and LTSV. It is simple yet sophisticated, filtering by labels,
+// extracting rows by filter expressions, aggregating results, and applying custom conversion functions.
+package parser
diff --git a/parser_core.go b/parser_core.go
index bb347e0..d52da3a 100644
--- a/parser_core.go
+++ b/parser_core.go
@@ -1,6 +1,3 @@
-// Package parser provides utilities for parsing various types of logs (plain text, gzip, zip)
-// and converting them into structured formats such as JSON or LTSV. It supports pattern matching,
-// result extraction, and error handling to facilitate log analysis and data extraction.
 package parser
 
 import (