diff --git a/lib/chibios b/lib/chibios
index 11edb16109..be44b3305f 160000
--- a/lib/chibios
+++ b/lib/chibios
@@ -1 +1 @@
-Subproject commit 11edb1610980f213b9f83161e1715a46fb7e4c51
+Subproject commit be44b3305f9a9fe5f2f49a4e7b978db322dc463e
diff --git a/lib/chibios-contrib b/lib/chibios-contrib
index 9d7a7f904e..77cb0a4f75 160000
--- a/lib/chibios-contrib
+++ b/lib/chibios-contrib
@@ -1 +1 @@
-Subproject commit 9d7a7f904ed135e3459cf6d602db56a26872df6b
+Subproject commit 77cb0a4f7589f89e724f5e6ecb1d76d514dd1212
diff --git a/platforms/chibios/platform.mk b/platforms/chibios/platform.mk
index b13eed39be..169707966f 100644
--- a/platforms/chibios/platform.mk
+++ b/platforms/chibios/platform.mk
@@ -258,8 +258,8 @@ endif
 
 # HAL-OSAL files (optional).
 include $(CHIBIOS)/os/hal/hal.mk
--include $(CHIBIOS)/os/hal/osal/rt/osal.mk         # ChibiOS <= 19.x
--include $(CHIBIOS)/os/hal/osal/rt-nil/osal.mk     # ChibiOS >= 20.x
+include $(CHIBIOS)/os/oslib/oslib.mk
+include $(CHIBIOS)/os/hal/osal/rt-nil/osal.mk
 # RTOS files (optional).
 include $(CHIBIOS)/os/rt/rt.mk
 # Other files (optional).
@@ -270,6 +270,7 @@ PLATFORM_SRC = \
         $(KERNSRC) \
         $(PORTSRC) \
         $(OSALSRC) \
+        $(OSLIBSRC) \
         $(HALSRC) \
         $(PLATFORMSRC) \
         $(BOARDSRC) \
@@ -285,11 +286,11 @@ QUANTUM_LIB_SRC += $(STARTUPASM) $(PORTASM) $(OSALASM) $(PLATFORMASM)
 
 PLATFORM_SRC := $(patsubst $(TOP_DIR)/%,%,$(PLATFORM_SRC))
 
-EXTRAINCDIRS += $(CHIBIOS)/os/license $(CHIBIOS)/os/oslib/include \
+EXTRAINCDIRS += $(CHIBIOS)/os/license \
          $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs \
          $(TOP_DIR)/platforms/chibios/boards/common/configs \
          $(HALCONFDIR) $(CHCONFDIR) \
-         $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
+         $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) $(OSLIBINC) \
          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
          $(STREAMSINC) $(CHIBIOS)/os/various $(COMMON_VPATH)