diff --git a/BUILDING.md b/BUILDING.md
index 4db556baf..369e57e63 100644
--- a/BUILDING.md
+++ b/BUILDING.md
@@ -34,5 +34,11 @@ Run `composer make-server` using your preferred PHP binary. It'll drop a `Pocket
 
 You can also use the `--out` option to change the output filename.
 
+There is a bug in PHP that might cause an error which looks like this:
+```
+Fatal error: Uncaught BadMethodCallException: unable to create temporary file in PocketMine-MP/build/server-phar.php:119
+```
+You can work around it by setting `ulimit -n` to some bigger number, e.g. `8192`, or by updating your PHP version to at least 7.4.16 or 8.0.3.
+
 ## Running PocketMine-MP from source code
 Run `src/PocketMine.php` using your preferred PHP binary.
diff --git a/changelogs/3.17.md b/changelogs/3.17.md
index 6c78eaafe..8888583a7 100644
--- a/changelogs/3.17.md
+++ b/changelogs/3.17.md
@@ -41,3 +41,10 @@ Plugin developers should **only** update their required API to this version if y
 - `CraftItemEvent->getOutputs()` now returns a list starting at offset 0, instead of random offsets. (Note that the contents still won't be ordered.)
 - Fixed a bug that broke synchronized building, bridging, towering and more.
 - Objects in memory dumps no longer show inherited properties multiple times.
+
+# 3.17.5
+- Reduced CPU wastage by the logger thread.
+- Fixed LevelDB deprecation errors on PHP 8.0.
+- Added some protocol changes for 1.16.200 which were previously overlooked.
+- Player XUIDs are now tracked. If a player's XUID does not match the previously recorded XUID when they next join the server, they will be kicked. This can be disabled by the `player.verify-xuid` setting in `pocketmine.yml`.
+- `BUILDING.md` now has a note about `build/server-phar.php`'s compression bug (a bug in PHP).
diff --git a/composer.json b/composer.json
index 24edcc476..d6d32465a 100644
--- a/composer.json
+++ b/composer.json
@@ -49,7 +49,7 @@
       "respect/validation": "^2.0"
    },
    "require-dev": {
-      "phpstan/phpstan": "0.12.75",
+      "phpstan/phpstan": "0.12.76",
       "phpstan/phpstan-phpunit": "^0.12.6",
       "phpstan/phpstan-strict-rules": "^0.12.2",
       "phpunit/phpunit": "^9.2"
diff --git a/composer.lock b/composer.lock
index 2f4cda7c4..d59fa9f92 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "1b623b79eb37edb4b40b970cc95e2c70",
+    "content-hash": "e4cfe198391e336599789b5df4cabfd3",
     "packages": [
         {
             "name": "adhocore/json-comment",
@@ -1579,16 +1579,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "0.12.75",
+            "version": "0.12.76",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "2e4738cd67e0163861a065180eff7eb5c8417d6e"
+                "reference": "7aaaf9a759a29795e8f46d48041af1c1f1b23d38"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/2e4738cd67e0163861a065180eff7eb5c8417d6e",
-                "reference": "2e4738cd67e0163861a065180eff7eb5c8417d6e",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/7aaaf9a759a29795e8f46d48041af1c1f1b23d38",
+                "reference": "7aaaf9a759a29795e8f46d48041af1c1f1b23d38",
                 "shasum": ""
             },
             "require": {
@@ -1619,7 +1619,7 @@
             "description": "PHPStan - PHP Static Analysis Tool",
             "support": {
                 "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/0.12.75"
+                "source": "https://github.com/phpstan/phpstan/tree/0.12.76"
             },
             "funding": [
                 {
@@ -1635,7 +1635,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-02-11T13:58:47+00:00"
+            "time": "2021-02-13T11:47:44+00:00"
         },
         {
             "name": "phpstan/phpstan-phpunit",