diff --git a/documentation/Doxyfile_linux b/documentation/Doxyfile_linux
index 36dfb1a..86f651e 100644
--- a/documentation/Doxyfile_linux
+++ b/documentation/Doxyfile_linux
@@ -1180,8 +1180,7 @@ HTML_EXTRA_STYLESHEET  = doxygen_files/foundation.css doxygen_files/custom.css
 # files will be copied as-is; there are no commands or markers available.
 # This tag requires that the tag GENERATE_HTML is set to YES.
 
-HTML_EXTRA_FILES       = images/spheres_verysmall.png  \
-                         images/favicons/favicon.ico \
+HTML_EXTRA_FILES       = images/favicons/favicon.ico \
                          images/readme_logo.svg \
                          .nojekyll