diff --git a/src/add-ons/accelerants/nvidia/engine/nv_dac.c b/src/add-ons/accelerants/nvidia/engine/nv_dac.c
index 11019c6928..5d107e2439 100644
--- a/src/add-ons/accelerants/nvidia/engine/nv_dac.c
+++ b/src/add-ons/accelerants/nvidia/engine/nv_dac.c
@@ -40,7 +40,7 @@ bool nv_dac_crt_connected(void)
 	snooze(1000);
 
 	/* do actual detection: all signals paths high == CRT connected */
-	if DACR(TSTCTRL & 0x10000000)
+	if (DACR(TSTCTRL) & 0x10000000)
 	{
 		present = true;
 		LOG(4,("DAC: CRT detected\n"));
diff --git a/src/add-ons/accelerants/nvidia/engine/nv_dac2.c b/src/add-ons/accelerants/nvidia/engine/nv_dac2.c
index 2a747dcd93..fd8a930bdc 100644
--- a/src/add-ons/accelerants/nvidia/engine/nv_dac2.c
+++ b/src/add-ons/accelerants/nvidia/engine/nv_dac2.c
@@ -40,7 +40,7 @@ bool nv_dac2_crt_connected()
 	snooze(1000);
 
 	/* do actual detection: all signals paths high == CRT connected */
-	if DAC2R(TSTCTRL & 0x10000000)
+	if (DAC2R(TSTCTRL) & 0x10000000)
 	{
 		present = true;
 		LOG(4,("DAC2: CRT detected\n"));