diff --git a/userspace/units/fifo/nvgpu-fifo-gv11b.h b/userspace/units/fifo/nvgpu-fifo-gv11b.h
index 0974328c8..1217b9b34 100644
--- a/userspace/units/fifo/nvgpu-fifo-gv11b.h
+++ b/userspace/units/fifo/nvgpu-fifo-gv11b.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2019-2020, NVIDIA CORPORATION.  All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -21,7 +21,7 @@
  */
 
 #ifndef UNIT_NVGPU_FIFO_GV11B_H
-#define UNIT_NVGPU_FIFO_GV11b_H
+#define UNIT_NVGPU_FIFO_GV11B_H
 
 int test_fifo_setup_gv11b_reg_space(struct unit_module *m, struct gk20a *g);
 void test_fifo_cleanup_gv11b_reg_space(struct unit_module *m, struct gk20a *g);
diff --git a/userspace/units/gr/nvgpu-gr-gv11b.h b/userspace/units/gr/nvgpu-gr-gv11b.h
index cd43285c2..06b5e2941 100644
--- a/userspace/units/gr/nvgpu-gr-gv11b.h
+++ b/userspace/units/gr/nvgpu-gr-gv11b.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2019-2020, NVIDIA CORPORATION.  All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -21,7 +21,7 @@
  */
 
 #ifndef UNIT_NVGPU_GR_GV11B_H
-#define UNIT_NVGPU_GR_GV11b_H
+#define UNIT_NVGPU_GR_GV11B_H
 
 int test_gr_setup_gv11b_reg_space(struct unit_module *m, struct gk20a *g);
 void test_gr_cleanup_gv11b_reg_space(struct unit_module *m, struct gk20a *g);
diff --git a/userspace/units/mock-iospace/include/gv11b_mock_regs.h b/userspace/units/mock-iospace/include/gv11b_mock_regs.h
index 8033049e4..a2ed5cbcf 100644
--- a/userspace/units/mock-iospace/include/gv11b_mock_regs.h
+++ b/userspace/units/mock-iospace/include/gv11b_mock_regs.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2019-2020, NVIDIA CORPORATION.  All rights reserved.
  *
  * NVIDIA Corporation and its licensors retain all intellectual property and
  * proprietary rights in and to this software and related documentation.  Any
@@ -8,7 +8,7 @@
  * is strictly prohibited.
  */
 #ifndef NVGPU_GV11B_IOSPACE_H
-#define NVVGPU_GV11b_IOSPACE_H
+#define NVGPU_GV11B_IOSPACE_H
 
 struct mock_iospace {
 	const uint32_t *data;