diff --git a/doc/pi_gzip.jax b/doc/pi_gzip.jax
index 88aa35595..12c72f8b4 100644
--- a/doc/pi_gzip.jax
+++ b/doc/pi_gzip.jax
@@ -1,4 +1,4 @@
-*pi_gzip.txt*   For Vim バージョン 9.1.  Last change: 2023 Nov 14
+*pi_gzip.txt*   For Vim バージョン 9.1.  Last change: 2025 Feb 06
 
 
 		VIMリファレンスマニュアル    by Bram Moolenaar
@@ -28,12 +28,13 @@
 の読み書きを処理する:
 
 	拡張子		圧縮方法(コマンド) ~
-	*.Z		compress (Lempel-Ziv)
-	*.gz		gzip
 	*.bz2		bzip2
+	*.gz		gzip
+	*.lz		lzip
+	*.lz4		lz4
 	*.lzma		lzma
 	*.xz		xz
-	*.lz		lzip
+	*.Z		compress (Lempel-Ziv)
 	*.zst		zstd
 
 あなたが知るべきことはこれだけである。オプションはない。
diff --git a/en/pi_gzip.txt b/en/pi_gzip.txt
index c34db2784..63c547b4d 100644
--- a/en/pi_gzip.txt
+++ b/en/pi_gzip.txt
@@ -1,4 +1,4 @@
-*pi_gzip.txt*   For Vim version 9.1.  Last change: 2023 Nov 14
+*pi_gzip.txt*   For Vim version 9.1.  Last change: 2025 Feb 06
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -28,12 +28,13 @@ The plugin installs autocommands to intercept reading and writing of files
 with these extensions:
 
 	extension	compression ~
-	*.Z		compress (Lempel-Ziv)
-	*.gz		gzip
 	*.bz2		bzip2
+	*.gz		gzip
+	*.lz		lzip
+	*.lz4		lz4
 	*.lzma		lzma
 	*.xz		xz
-	*.lz		lzip
+	*.Z		compress (Lempel-Ziv)
 	*.zst		zstd
 
 That's actually the only thing you need to know.  There are no options.