diff --git a/drivers/gpu/drm/i915/gt/intel_gt_regs.h b/drivers/gpu/drm/i915/gt/intel_gt_regs.h
index 1c3a46ee876d..a9c409eb131c 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_regs.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt_regs.h
@@ -440,6 +440,7 @@
 #define HIZ_CHICKEN				_MMIO(0x7018)
 #define   CHV_HZ_8X8_MODE_IN_1X			REG_BIT(15)
 #define   DG1_HZ_READ_SUPPRESSION_OPTIMIZATION_DISABLE	REG_BIT(14)
+#define   HZ_DEPTH_TEST_LE_GE_OPT_DISABLE	REG_BIT(13)
 #define   BDW_HIZ_POWER_COMPILER_CLOCK_GATING_DISABLE	REG_BIT(3)
 
 #define GEN8_L3CNTLREG				_MMIO(0x7034)
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index bae960486872..f87d4bde761b 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -660,6 +660,8 @@ static void gen12_ctx_gt_tuning_init(struct intel_engine_cs *engine,
 static void gen12_ctx_workarounds_init(struct intel_engine_cs *engine,
 				       struct i915_wa_list *wal)
 {
+	struct drm_i915_private *i915 = engine->i915;
+
 	gen12_ctx_gt_tuning_init(engine, wal);
 
 	/*
@@ -693,6 +695,10 @@ static void gen12_ctx_workarounds_init(struct intel_engine_cs *engine,
 	       FF_MODE2_GS_TIMER_MASK,
 	       FF_MODE2_GS_TIMER_224,
 	       0, false);
+
+	if (!IS_DG1(i915))
+		/* Wa_1806527549 */
+		wa_masked_en(wal, HIZ_CHICKEN, HZ_DEPTH_TEST_LE_GE_OPT_DISABLE);
 }
 
 static void dg1_ctx_workarounds_init(struct intel_engine_cs *engine,