1 files changed, 2 insertions, 2 deletions

diff --git a/firmware/target/arm/as3525/sansa-fuzev2/button-fuzev2.c b/firmware/target/arm/as3525/sansa-fuzev2/button-fuzev2.c
index 30f2c0df16..7f82b692c7 100644
--- a/firmware/target/arm/as3525/sansa-fuzev2/button-fuzev2.c
+++ b/firmware/target/arm/as3525/sansa-fuzev2/button-fuzev2.c
@@ -226,7 +226,7 @@ int button_read_device(void)
     while(delay--) nop;
 
     bool ccu_io_bit12 = CCU_IO & (1<<12);
-    CCU_IO &= ~(1<<12);
+    bitclr32(&CCU_IO, 1<<12);
 
     /* B1 is shared with FM i2c */
     bool gpiob_pin0_dir = GPIOB_DIR & (1<<1);
@@ -256,7 +256,7 @@ int button_read_device(void)
         GPIOB_DIR |= 1<<1;
 
     if(ccu_io_bit12)
-        CCU_IO |= 1<<12;
+        bitset32(&CCU_IO, 1<<12);
 
 #ifdef HAS_BUTTON_HOLD
 #ifndef BOOTLOADER