diff --git a/Compatibility-issues.md b/Compatibility-issues.md
index c7c3566..d7a037b 100644
--- a/Compatibility-issues.md
+++ b/Compatibility-issues.md
@@ -95,4 +95,12 @@ To do that, just add the following line at the top of your program:
 #define ARDUINOJSON_ENABLE_PROGMEM 0
 ```
 
+Then, you may have the following linker error:
+
+```
+undefined reference to__cxa_guard_release'
+```
+
+To solve this, you need to add `-fno-threadsafe-statics` in `platform.txt`.
+
 See issue [#407](https://github.com/bblanchon/ArduinoJson/issues/407)