diff --git a/glm/simd/platform.h b/glm/simd/platform.h
index 684000bc..a3642418 100644
--- a/glm/simd/platform.h
+++ b/glm/simd/platform.h
@@ -152,7 +152,7 @@
 
 // Clang
 #elif defined(__clang__)
-#	if GLM_PLATFORM & GLM_PLATFORM_APPLE
+#	if defined(__apple_build_version__)
 #		if (__clang_major__ < 6)
 #			error "GLM requires Clang 3.4 / Apple Clang 6.0 or higher"
 #		elif __clang_major__ == 6 && __clang_minor__ == 0
diff --git a/readme.md b/readme.md
index 63d60c0d..b6fe113a 100644
--- a/readme.md
+++ b/readme.md
@@ -84,6 +84,11 @@ glm::mat4 camera(float Translate, glm::vec2 const & Rotate)
 - Removed GLM_DEPTH_ZERO_TO_ONE, use GLM_FORCE_DEPTH_ZERO_TO_ONE instead
 - Removed GLM_LEFT_HANDED, use GLM_FORCE_LEFT_HANDED instead
 
+---
+### [GLM 0.9.8.5](https://github.com/g-truc/glm/tree/0.9.8) - 2017-0X-XX
+#### Fixes:
+- Fixed Clang version detection from source #608
+
 ---
 ### [GLM 0.9.8.4](https://github.com/g-truc/glm/releases/tag/0.9.8.4) - 2017-01-22
 #### Fixes: