diff --git a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
index 6677798b9..56ad0c2a1 100644
--- a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
@@ -1107,6 +1107,7 @@ int gk20a_init_pmu(struct pmu_gk20a *pmu)
 		g->ops.pmu_ver.get_pmu_seq_out_a_ptr =
 			get_pmu_sequence_out_alloc_ptr_v1;
 		break;
+	case APP_VERSION_GM20B_5:
 	case APP_VERSION_GM20B_4:
 		g->ops.pmu_ver.pg_cmd_eng_buf_load_size =
 				pg_cmd_eng_buf_load_size_v0;
diff --git a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.h b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.h
index 4edb3283d..efe03f13a 100644
--- a/drivers/gpu/nvgpu/gk20a/pmu_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/pmu_gk20a.h
@@ -51,6 +51,7 @@
 
 #define APP_VERSION_NC_1	20313802
 #define APP_VERSION_NC_0	20360931
+#define APP_VERSION_GM20B_5 20490253
 #define APP_VERSION_GM20B_4 19008461
 #define APP_VERSION_GM20B_3 18935575
 #define APP_VERSION_GM20B_2 18694072