diff --git a/doc/rt/reports/benchmarks/rt-stm32g4-170mhz-gcc.txt b/doc/rt/reports/benchmarks/rt-stm32g4-170mhz-gcc.txt
index 656dc4592..8488af58a 100644
--- a/doc/rt/reports/benchmarks/rt-stm32g4-170mhz-gcc.txt
+++ b/doc/rt/reports/benchmarks/rt-stm32g4-170mhz-gcc.txt
@@ -5,7 +5,7 @@
 *** Platform:     STM32G4 Hi-resolution Line
 *** Test Board:   STMicroelectronics STM32 Nucleo64-G474RE
 ***
-*** Text size:    51108 bytes
+*** Text size:    51140 bytes
 *** RO data size: 9904 bytes
 *** Data size:    220 bytes
 *** BSS size:     5400 bytes
@@ -205,11 +205,11 @@
 --- Result: SUCCESS
 ----------------------------------------------------------------------------
 --- Test Case 12.5 (Threads performance, full cycle)
---- Score : 521467 threads/S
+--- Score : 524686 threads/S
 --- Result: SUCCESS
 ----------------------------------------------------------------------------
 --- Test Case 12.6 (Threads performance, create/exit only)
---- Score : 653843 threads/S
+--- Score : 658912 threads/S
 --- Result: SUCCESS
 ----------------------------------------------------------------------------
 --- Test Case 12.7 (Mass reschedule performance)
@@ -221,7 +221,7 @@
 --- Result: SUCCESS
 ----------------------------------------------------------------------------
 --- Test Case 12.9 (Virtual Timers set/reset performance)
---- Score : 1531462 timers/S
+--- Score : 1531464 timers/S
 --- Result: SUCCESS
 ----------------------------------------------------------------------------
 --- Test Case 12.10 (Semaphores wait/signal performance)
@@ -253,7 +253,7 @@ Final result: SUCCESS
 *** Platform:     STM32G4 Hi-resolution Line
 *** Test Board:   STMicroelectronics STM32 Nucleo64-G474RE
 ***
-*** Text size:    51108 bytes
+*** Text size:    51140 bytes
 *** RO data size: 9904 bytes
 *** Data size:    220 bytes
 *** BSS size:     5400 bytes
diff --git a/os/rt/src/chthreads.c b/os/rt/src/chthreads.c
index c4d44da15..65fb669dc 100644
--- a/os/rt/src/chthreads.c
+++ b/os/rt/src/chthreads.c
@@ -529,12 +529,12 @@ void chThdExitS(msg_t msg) {
   /* Static threads with no references are immediately removed from the
      registry because there is no memory to recover.*/
 #if CH_CFG_USE_DYNAMIC == TRUE
-  if ((currtp->refs == (trefs_t)0) &&
-      ((currtp->flags & CH_FLAG_MODE_MASK) == CH_FLAG_MODE_STATIC)) {
+  if (unlikely((currtp->refs == (trefs_t)0) &&
+               ((currtp->flags & CH_FLAG_MODE_MASK) == CH_FLAG_MODE_STATIC))) {
     REG_REMOVE(currtp);
   }
 #else
-  if (currtp->refs == (trefs_t)0) {
+  if (unlikely(currtp->refs == (trefs_t)0)) {
     REG_REMOVE(currtp);
   }
 #endif