diff --git a/src/amd/compiler/aco_util.h b/src/amd/compiler/aco_util.h
index 06f1b748e5c..607b10e31cb 100644
--- a/src/amd/compiler/aco_util.h
+++ b/src/amd/compiler/aco_util.h
@@ -793,7 +793,7 @@ template <typename T> struct bit_reference {
 
    constexpr bit_reference& operator&=(bool val)
    {
-      storage &= T(val) << bit;
+      storage &= ~(T(!val) << bit);
       return *this;
    }