diff --git a/firmware/target/arm/as3525/pcm-as3525.c b/firmware/target/arm/as3525/pcm-as3525.c
index e5cbdc48ee..d47f80ae77 100644
--- a/firmware/target/arm/as3525/pcm-as3525.c
+++ b/firmware/target/arm/as3525/pcm-as3525.c
@@ -43,7 +43,7 @@ static int locked = 0;
 void pcm_play_lock(void)
 {
     if(++locked == 1)
-        VIC_INT_EN_CLEAR |= INTERRUPT_DMAC;
+        VIC_INT_EN_CLEAR = INTERRUPT_DMAC;
 }
 
 /* Unmask the DMA interrupt if enabled */