diff --git a/data/special-requirements b/data/special-requirements
index 645802f..2f656d2 100644
--- a/data/special-requirements
+++ b/data/special-requirements
@@ -1,5 +1,6 @@
 ddtrace !alpine3.7 !alpine3.8 !jessie
 geos !alpine3.7 !alpine3.8 !alpine3.9 !alpine3.10
+lz4 !jessie
 memprof !alpine3.7 !alpine3.8 !alpine3.9 !alpine3.10 !alpine3.11 !alpine3.12 !alpine3.13 !alpine3.14 !alpine3.15
 parallel zts
 parle !jessie
diff --git a/data/supported-extensions b/data/supported-extensions
index 74f83ca..eb0a4cf 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -41,7 +41,7 @@ jsmin 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 json_post 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2
 ldap 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2
 luasandbox 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
-lz4 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2
+lz4 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2
 lzf 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2
 mailparse 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2
 maxminddb 7.2 7.3 7.4 8.0 8.1 8.2
diff --git a/scripts/tests/lz4 b/scripts/tests/lz4
new file mode 100755
index 0000000..5a1ee12
--- /dev/null
+++ b/scripts/tests/lz4
@@ -0,0 +1,18 @@
+#!/usr/bin/env php
+<?php
+
+require_once __DIR__ . '/_bootstrap.php';
+
+const ORIGINAL_DATA = 'Hi, there!';
+
+$compressed = lz4_compress(ORIGINAL_DATA);
+if (!is_string($compressed) || $compressed === '') {
+    fwrite(STDERR, 'lz4_compress() failed!');
+    exit(1);
+}
+$uncompressed = lz4_uncompress($compressed);
+if ($uncompressed !== ORIGINAL_DATA) {
+    fwrite(STDERR, 'lz4_uncompress() failed!');
+    exit(1);
+}
+exit(0);