diff --git a/apple-touch-icon-120x120.png b/apple-touch-icon-120x120.png
index 7d670bab..c0907e70 100644
Binary files a/apple-touch-icon-120x120.png and b/apple-touch-icon-120x120.png differ
diff --git a/apple-touch-icon-152x152.png b/apple-touch-icon-152x152.png
index 34f7b516..667c0a6b 100644
Binary files a/apple-touch-icon-152x152.png and b/apple-touch-icon-152x152.png differ
diff --git a/apple-touch-icon-180x180.png b/apple-touch-icon-180x180.png
index 3d733486..1094a990 100644
Binary files a/apple-touch-icon-180x180.png and b/apple-touch-icon-180x180.png differ
diff --git a/apple-touch-icon-60x60.png b/apple-touch-icon-60x60.png
index f01f87f8..51bd3d06 100644
Binary files a/apple-touch-icon-60x60.png and b/apple-touch-icon-60x60.png differ
diff --git a/apple-touch-icon-76x76.png b/apple-touch-icon-76x76.png
index 3056aadd..42cb9b9b 100644
Binary files a/apple-touch-icon-76x76.png and b/apple-touch-icon-76x76.png differ
diff --git a/apple-touch-icon.png b/apple-touch-icon.png
index 7ea6c382..6a5d39d6 100644
Binary files a/apple-touch-icon.png and b/apple-touch-icon.png differ
diff --git a/articles/opusreader2_file-specification-and-technical-details.html b/articles/opusreader2_file-specification-and-technical-details.html
index eb2c5139..b9660d0a 100644
--- a/articles/opusreader2_file-specification-and-technical-details.html
+++ b/articles/opusreader2_file-specification-and-technical-details.html
@@ -93,7 +93,7 @@ <h1 data-toc-skip>OPUS file specification and technical details of
                         <h4 data-toc-skip class="author">Philipp
 Baumann</h4>
             
-            <h4 data-toc-skip class="date">2023-09-22</h4>
+            <h4 data-toc-skip class="date">2023-09-23</h4>
       
       <small class="dont-index">Source: <a href="https://github.com/spectral-cockpit/opusreader2/blob/HEAD/vignettes/opusreader2_file-specification-and-technical-details.Rmd" class="external-link"><code>vignettes/opusreader2_file-specification-and-technical-details.Rmd</code></a></small>
       <div class="hidden name"><code>opusreader2_file-specification-and-technical-details.Rmd</code></div>
diff --git a/articles/opusreader2_introduction.html b/articles/opusreader2_introduction.html
index ef28583e..01b6ab7f 100644
--- a/articles/opusreader2_introduction.html
+++ b/articles/opusreader2_introduction.html
@@ -92,7 +92,7 @@ <h1 data-toc-skip>Reading Bruker OPUS binary files in R</h1>
                         <h4 data-toc-skip class="author">Philipp
 Baumann</h4>
             
-            <h4 data-toc-skip class="date">2023-09-22</h4>
+            <h4 data-toc-skip class="date">2023-09-23</h4>
       
       <small class="dont-index">Source: <a href="https://github.com/spectral-cockpit/opusreader2/blob/HEAD/vignettes/opusreader2_introduction.Rmd" class="external-link"><code>vignettes/opusreader2_introduction.Rmd</code></a></small>
       <div class="hidden name"><code>opusreader2_introduction.Rmd</code></div>
diff --git a/favicon-16x16.png b/favicon-16x16.png
index 2c890178..5b5f158e 100644
Binary files a/favicon-16x16.png and b/favicon-16x16.png differ
diff --git a/favicon-32x32.png b/favicon-32x32.png
index ccecb691..efcc3793 100644
Binary files a/favicon-32x32.png and b/favicon-32x32.png differ
diff --git a/pkgdown.yml b/pkgdown.yml
index a77b8cc9..9ececa8a 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -4,5 +4,5 @@ pkgdown_sha: ~
 articles:
   opusreader2_file-specification-and-technical-details: opusreader2_file-specification-and-technical-details.html
   opusreader2_introduction: opusreader2_introduction.html
-last_built: 2023-09-22T04:05Z
+last_built: 2023-09-23T04:04Z
 
diff --git a/reference/opus_file.html b/reference/opus_file.html
index b7dffe9e..aca031af 100644
--- a/reference/opus_file.html
+++ b/reference/opus_file.html
@@ -82,7 +82,7 @@ <h2>Value</h2>
     <h2>Examples</h2>
     <div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="va">fn</span> <span class="op">&lt;-</span> <span class="fu">opus_file</span><span class="op">(</span><span class="op">)</span></span></span>
 <span class="r-in"><span><span class="va">fn</span></span></span>
-<span class="r-out co"><span class="r-pr">#&gt;</span> [1] "/private/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/RtmpwYvxhO/temp_libpathf5d6dd6de54/opusreader2/extdata/test_data/test_spectra.0"</span>
+<span class="r-out co"><span class="r-pr">#&gt;</span> [1] "/private/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/RtmpTcRizN/temp_libpathdf97fcf81ae/opusreader2/extdata/test_data/test_spectra.0"</span>
 </code></pre></div>
     </div>
   </div>