diff --git a/CHANGELOG.md b/CHANGELOG.md
index 74ff201..f65b7f8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -90,7 +90,7 @@ For major (breaking) changes - **version 4, 3 and 2** - see end of page.
 
 | Version | Date       | Comment                                                                                             |
 | ------- | ---------- | --------------------------------------------------------------------------------------------------- |
-| 5.28.4  | 2025-12-29 | `powerShwll()` Windows 7 fix compatibility issues (windows)                                         |
+| 5.28.4  | 2025-12-29 | `powerShell()` Windows 7 fix compatibility issues (windows)                                         |
 | 5.28.3  | 2025-12-28 | `processes()`, `processLoad()` fix command line parsing (windows)                                   |
 | 5.28.2  | 2025-12-27 | `networkConnections()` fix missing PIDs ss command (linux)                                          |
 | 5.28.1  | 2025-12-26 | `networkInterface()` fix secondary and link-local ip (linux, macOS)                                 |
diff --git a/docs/history.html b/docs/history.html
index f13be69..344d410 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -60,7 +60,7 @@
                     <tr>
                       <th scope="row">5.28.4</th>
                       <td>2025-12-28</td>
-                      <td><span class="code">powerShell()</span> Windows 7 fix compatibility issues (windows)</td>
+                      <td><span class="code">powerShell()</span> Windows 7 fixed compatibility issues (windows)</td>
                     </tr>
                     <tr>
                       <th scope="row">5.28.3</th>
diff --git a/docs/index.html b/docs/index.html
index 3c87d94..e2da84f 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -204,7 +204,7 @@
       </div>
       <div class="row number-section">
         <div class="col-xl-4 col-lg-4 col-md-4 col-12">
-          <div class="numbers">19,657</div>
+          <div class="numbers">19,659</div>
           <div class="title">Lines of code</div>
         </div>
         <div class="col-xl-4 col-lg-4 col-md-4 col-12">
diff --git a/lib/filesystem.js b/lib/filesystem.js
index 9f6e673..b0466b4 100644
--- a/lib/filesystem.js
+++ b/lib/filesystem.js
@@ -195,6 +195,7 @@ function fsSize(drive, callback) {
             resolve(data);
           } else {
             exec('df -kPT 2>/dev/null', { maxBuffer: 1024 * 1024 }, (error, stdout) => {
+              // fixed issue alpine fallback
               const lines = filterLines(stdout);
               data = parseDf(lines);
               if (callback) {
diff --git a/lib/util.js b/lib/util.js
index a5aa90c..3784460 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -509,6 +509,7 @@ function powerShell(cmd) {
       process.nextTick(() => {
         try {
           const osVersion = os.release().split('.').map(Number);
+          // windows 7 compatibility issue
           const spanOptions =
             osVersion[0] < 10
               ? ['-NoProfile', '-NoLogo', '-InputFormat', 'Text', '-NoExit', '-ExecutionPolicy', 'Unrestricted', '-Command', '-']