diff --git a/documentation/CMakeLists.txt b/documentation/CMakeLists.txt
index 4cad236..edc3f62 100644
--- a/documentation/CMakeLists.txt
+++ b/documentation/CMakeLists.txt
@@ -6,7 +6,7 @@ project(GreeterDocs)
 
 include(../cmake/CPM.cmake)
 
-CPMAddPackage("gh:mosra/m.css#42d4a9a48f31f5df6e246c948403b54b50574a2a")
+CPMAddPackage("gh:mosra/m.css#a0d292ec311b97fefd21e93cdefb60f88d19ede6")
 CPMAddPackage(NAME Greeter SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}/..)
 
 # ---- Doxygen variables ----