diff --git a/radio/src/CMakeLists.txt b/radio/src/CMakeLists.txt
index cc8b74d97..8302e22fe 100644
--- a/radio/src/CMakeLists.txt
+++ b/radio/src/CMakeLists.txt
@@ -78,7 +78,7 @@ if(PCB STREQUAL HORUS)
   set(FLAVOUR horus)
   set(VIRTUAL_INPUTS YES)
   set(RAMBACKUP YES)
-  option(DISK_CACHE "Enable SD card disk cache" NO)
+  option(DISK_CACHE "Enable SD card disk cache" YES)
   add_definitions(-DPCBHORUS -DCOLORLCD -DSTM32F429_439xx -DPPM_PIN_HW_SERIAL)
   add_definitions(-DEEPROM_VARIANT=0 -DAUDIO -DVOICE -DRTCLOCK)
   add_definitions(-DLUAINPUTS -DXCURVES -DVARIO)