diff --git a/glm/gtc/matrix_transform.inl b/glm/gtc/matrix_transform.inl
index fa8d3e34..a18d823f 100644
--- a/glm/gtc/matrix_transform.inl
+++ b/glm/gtc/matrix_transform.inl
@@ -213,8 +213,8 @@ namespace glm
 		T zFar
 	)
 	{
-		assert(aspect != static_cast<T>(0));
-		assert(zFar != zNear);
+		assert(abs(aspect - std::numeric_limits<T>::epsilon()) > static_cast<T>(0));
+		assert(zFar > zNear);
 
 		T const tanHalfFovy = tan(fovy / static_cast<T>(2));