diff --git a/module/smcf/src/mgi.c b/module/smcf/src/mgi.c
index 10d75185fc33d44e6849db19f3750aa01a065ac3..f794da2002193e31bd9801bcfde5b11eba035eae 100644
--- a/module/smcf/src/mgi.c
+++ b/module/smcf/src/mgi.c
@@ -459,7 +459,7 @@ void mgi_interrupt_source_clear(
     struct smcf_mgi_reg *smcf_mgi,
     uint32_t interrupt_source_pos)
 {
-    smcf_mgi->IRQ_STAT &= ~(1 << interrupt_source_pos);
+    smcf_mgi->IRQ_STAT |= (1 << interrupt_source_pos);
 }
 
 /* Interrupt mask */