diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.h b/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
index 66d3c22ef..6cf3d69bb 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
@@ -79,8 +79,9 @@ enum /* global_ctx_buffer */ {
 	ATTRIBUTE_VPR		= 5,
 	GOLDEN_CTX		= 6,
 	PRIV_ACCESS_MAP		= 7,
-	FECS_TRACE_BUFFER	= 8,
-	NR_GLOBAL_CTX_BUF	= 9
+	/* #8 is reserved */
+	FECS_TRACE_BUFFER	= 9,
+	NR_GLOBAL_CTX_BUF	= 10
 };
 
 /* either ATTRIBUTE or ATTRIBUTE_VPR maps to ATTRIBUTE_VA */
@@ -90,8 +91,9 @@ enum  /*global_ctx_buffer_va */ {
 	ATTRIBUTE_VA		= 2,
 	GOLDEN_CTX_VA		= 3,
 	PRIV_ACCESS_MAP_VA	= 4,
-	FECS_TRACE_BUFFER_VA	= 5,
-	NR_GLOBAL_CTX_BUF_VA	= 6
+	/* #5 is reserved */
+	FECS_TRACE_BUFFER_VA	= 6,
+	NR_GLOBAL_CTX_BUF_VA	= 7
 };
 
 enum {