diff --git a/readme.txt b/readme.txt
index a48834cbc..4348c6cba 100644
--- a/readme.txt
+++ b/readme.txt
@@ -49,6 +49,7 @@ AVR-AT90CANx-GCC       - Port on AVR AT90CAN128, not complete yet.
   to keep the processor in the state it had when it was halted.
   Note: This is not a kernel bug but something specific with the ARM port, the
         other ports are not affected.
+- Fixed the macro chThdResumeI(), it had a regression.
 
 *** 0.4.4 ***
 - Fixed a very important bug in the preemption ARM code, important enough to
diff --git a/src/include/threads.h b/src/include/threads.h
index ee00039b3..0783c4e9a 100644
--- a/src/include/threads.h
+++ b/src/include/threads.h
@@ -219,7 +219,7 @@ extern "C" {
  * \p chThdSuspend().
  * @param tp the pointer to the thread
  */
-#define chThdResumeI(tp) chSchReadyI(tp)
+#define chThdResumeI(tp) chSchReadyI((tp), RDY_OK)
 
 #endif  /* _THREADS_H_ */