diff --git a/include/GLFW/glfw3.h b/include/GLFW/glfw3.h
index 85510d64..5e653423 100644
--- a/include/GLFW/glfw3.h
+++ b/include/GLFW/glfw3.h
@@ -3534,8 +3534,8 @@ GLFWAPI const char* glfwGetClipboardString(GLFWwindow* window);
*
* @errors Possible errors include @ref GLFW_NOT_INITIALIZED.
*
- * @thread_safety This function may be called from any thread. Access is not
- * synchronized.
+ * @thread_safety This function may be called from any thread. Reading of the
+ * internal timer offset is not atomic.
*
* @sa @ref time
*
@@ -3560,7 +3560,8 @@ GLFWAPI double glfwGetTime(void);
* floor((264 - 1) / 109) and is due to implementations
* storing nanoseconds in 64 bits. The limit may be increased in the future.
*
- * @thread_safety This function must only be called from the main thread.
+ * @thread_safety This function may be called from any thread. Writing of the
+ * internal timer offset is not atomic.
*
* @sa @ref time
*