diff --git a/doc/changelog.dox b/doc/changelog.dox
index 5975c9f43..89e474210 100644
--- a/doc/changelog.dox
+++ b/doc/changelog.dox
@@ -1062,7 +1062,9 @@ See also:
     more JS API functions optional, and circumvents the need for users to
     specify `-s EXPORTED_FUNCTIONS` on their side. See [mosra/magnum#619](https://github.com/mosra/magnum/issues/619).
 -   Fixed build of @ref Platform::EmscriptenApplication on Emscripten 3.1.49
-    and newer (see [mosra/magnum#631](https://github.com/mosra/magnum/issues/631))
+    and newer (see [mosra/magnum#631](https://github.com/mosra/magnum/issues/631)),
+    and on Emscripten 3.1.62 and newer (see
+    [mosra/magnum#641](https://github.com/mosra/magnum/pull/641))
 -   The Emscripten toolchain no longer uses a `*.bc` extension for static
     libraries, as that breaks builds with version 3.1.52+. See
     [mosra/magnum#633](https://github.com/mosra/magnum/issues/633) for more
diff --git a/doc/credits.dox b/doc/credits.dox
index 2aa39d8ba..c02f40f0c 100644
--- a/doc/credits.dox
+++ b/doc/credits.dox
@@ -240,6 +240,8 @@ Are the below lists missing your name or something's wrong?
     Android buildsystem fixes and improvements
 -   **Vladislav** ([\@dranikpg](https://github.com/dranikpg)) --- Async @ref GL
     shader compilation
+-   **Will Usher** ([\@Twinklebear](https://github.com/Twinklebear)) ---
+    @ref Platform::EmscriptenApplication build fixes
 */
 
 }
diff --git a/src/Magnum/Platform/EmscriptenApplication.cpp b/src/Magnum/Platform/EmscriptenApplication.cpp
index 6832eb88f..41afe456d 100644
--- a/src/Magnum/Platform/EmscriptenApplication.cpp
+++ b/src/Magnum/Platform/EmscriptenApplication.cpp
@@ -5,6 +5,7 @@
                 2020, 2021, 2022, 2023 Vladimír Vondruš <mosra@centrum.cz>
     Copyright © 2018, 2019, 2020 Jonathan Hale <squareys@googlemail.com>
     Copyright © 2020 Pablo Escobar <mail@rvrs.in>
+    Copyright © 2024 Will Usher <will@willusher.io>
 
     Permission is hereby granted, free of charge, to any person obtaining a
     copy of this software and associated documentation files (the "Software"),
@@ -502,7 +503,9 @@ void EmscriptenApplication::handleCanvasResize(const EmscriptenUiEvent* event) {
 void EmscriptenApplication::setupCallbacks(bool resizable) {
     /* Since 1.38.17 all emscripten_set_*_callback() are macros. Play it safe
        and wrap all lambdas in () to avoid the preprocessor getting upset when
-       seeing commas */
+       seeing commas. Furthermore, in 13.1.62 the EM_BOOL type was changed from
+       int to bool, so to preserve compatibility with both the past and future
+       versions the lambdas have an explicit EM_BOOL return type annotation. */
 
     /* Set up the resize callback. Because browsers are only required to fire
        resize events on the window and not on particular DOM elements, we need