diff --git a/glslang/CMakeLists.txt b/glslang/CMakeLists.txt
index a0259a3..b77dee7 100644
--- a/glslang/CMakeLists.txt
+++ b/glslang/CMakeLists.txt
@@ -1,6 +1,6 @@
 if(WIN32)
     add_subdirectory(OSDependent/Windows)
-elseif(UNIX)
+elseif(UNIX OR "${CMAKE_SYSTEM_NAME}" STREQUAL "Fuchsia")
     add_subdirectory(OSDependent/Unix)
 else(WIN32)
     message("unknown platform")
diff --git a/glslang/OSDependent/Unix/ossource.cpp b/glslang/OSDependent/Unix/ossource.cpp
index 3f029f0..48ff4f2 100644
--- a/glslang/OSDependent/Unix/ossource.cpp
+++ b/glslang/OSDependent/Unix/ossource.cpp
@@ -73,6 +73,7 @@
 //
 void OS_CleanupThreadData(void)
 {
+    // Fuchsia does not have a meaningful pthread_cancel.
 #if defined(__ANDROID__) || defined(__Fuchsia__)
     DetachThreadLinux(NULL);
 #else