diff --git a/cpu/esp32/Makefile.include b/cpu/esp32/Makefile.include
index 850a724022..375702eae8 100644
--- a/cpu/esp32/Makefile.include
+++ b/cpu/esp32/Makefile.include
@@ -75,6 +75,7 @@ USEMODULE += periph_hwrng
 USEMODULE += periph_flash
 USEMODULE += periph_rtc
 USEMODULE += periph_uart
+USEMODULE += riot_freertos
 USEMODULE += random
 USEMODULE += stdio_uart
 USEMODULE += xtensa