diff --git a/data/Tupfile.lua b/data/Tupfile.lua
index 6a97cff19..8a71ca0d0 100644
--- a/data/Tupfile.lua
+++ b/data/Tupfile.lua
@@ -519,7 +519,7 @@ tup.append_table(img_files, {
  {"LIB/LIBIO.OBJ", VAR_PROGS .. "/develop/libraries/libs-dev/libio/libio.obj"},
  {"LIB/MSGBOX.OBJ", VAR_PROGS .. "/develop/libraries/msgbox/msgbox.obj"},
  {"LIB/NETWORK.OBJ", VAR_PROGS .. "/develop/libraries/network/network.obj"},
- {"LIB/PROC_LIB.OBJ", VAR_PROGS .. "/develop/libraries/proc_lib/trunk/proc_lib.obj"},
+ {"LIB/PROC_LIB.OBJ", VAR_PROGS .. "/develop/libraries/proc_lib/proc_lib.obj"},
  {"LIB/RASTERWORKS.OBJ", VAR_PROGS .. "/develop/libraries/fontRasterWorks_unicode/RasterWorks.obj"},
  {"LIB/SORT.OBJ", VAR_PROGS .. "/develop/libraries/sorter/sort.obj"},
  {"LIB/TINYGL.OBJ", VAR_PROGS .. "/develop/libraries/TinyGL/asm_fork/tinygl.obj"},
diff --git a/programs/develop/libraries/proc_lib/trunk/Tupfile.lua b/programs/develop/libraries/proc_lib/Tupfile.lua
similarity index 100%
rename from programs/develop/libraries/proc_lib/trunk/Tupfile.lua
rename to programs/develop/libraries/proc_lib/Tupfile.lua
diff --git a/programs/develop/libraries/proc_lib/trunk/build.sh b/programs/develop/libraries/proc_lib/build.sh
similarity index 100%
rename from programs/develop/libraries/proc_lib/trunk/build.sh
rename to programs/develop/libraries/proc_lib/build.sh
diff --git a/programs/develop/libraries/proc_lib/trunk/colrdial.mac b/programs/develop/libraries/proc_lib/colrdial.mac
similarity index 100%
rename from programs/develop/libraries/proc_lib/trunk/colrdial.mac
rename to programs/develop/libraries/proc_lib/colrdial.mac
diff --git a/programs/develop/libraries/proc_lib/trunk/opendial.mac b/programs/develop/libraries/proc_lib/opendial.mac
similarity index 100%
rename from programs/develop/libraries/proc_lib/trunk/opendial.mac
rename to programs/develop/libraries/proc_lib/opendial.mac
diff --git a/programs/develop/libraries/proc_lib/trunk/proc_lib.asm b/programs/develop/libraries/proc_lib/proc_lib.asm
similarity index 91%
rename from programs/develop/libraries/proc_lib/trunk/proc_lib.asm
rename to programs/develop/libraries/proc_lib/proc_lib.asm
index 94f5fb472..5c994598a 100644
--- a/programs/develop/libraries/proc_lib/trunk/proc_lib.asm
+++ b/programs/develop/libraries/proc_lib/proc_lib.asm
@@ -1,70 +1,73 @@
-;*****************************************************************************
-; Proc_Lib - library for common procedures
-;
-; Authors:
-; Marat Zakiyanov aka Mario79, aka Mario
-;*****************************************************************************
-
-format MS COFF
-
-public EXPORTS
-
-section '.flat' code readable align 16
-include '../../../../macros.inc'
-;include '../../../../proc32.inc'
-include '../../../../KOSfuncs.inc'
-include 'opendial.mac'
-include 'colrdial.mac'
-;include 'debug.inc'
-;-----------------------------------------------------------------------------
-
-;--------------------------------------------------
-; Open Dialog
-;--------------------------------------------------
-align 16
-use_OpenDialog
-
-;--------------------------------------------------
-; Color Dialog
-;--------------------------------------------------
-align 16
-use_ColorDialog
-
-;--------------------------------------------------
-align 16
-lib_init:
-ret
-
-;--------------------------------------------------
-align 16
-EXPORTS:
-
-
-dd	sz_init,			lib_init
-dd	sz_version,			0x00000001
-
-dd	sz_OpenDialog_init,	OpenDialog.init
-dd	sz_OpenDialog_start,	OpenDialog.start
-dd	sz_OpenDialog_set_file_name,	OpenDialog.set_file_name
-dd	sz_OpenDialog_set_file_ext,	OpenDialog.set_file_ext
-dd	szVersion_OpenDialog,	0x00010001
-
-dd	sz_ColorDialog_init,	ColorDialog.init
-dd	sz_ColorDialog_start,	ColorDialog.start
-dd	szVersion_ColorDialog,	0x00010001
-
-dd	0,0
-;-----------------------------------------------------------------------------
-sz_init 			db 'lib_init',0
-sz_version			db 'version',0
-
-sz_OpenDialog_init 		db 'OpenDialog_init',0
-sz_OpenDialog_start		db 'OpenDialog_start',0
-sz_OpenDialog_set_file_name	db 'OpenDialog_set_file_name',0
-sz_OpenDialog_set_file_ext	db 'OpenDialog_set_file_ext',0
-szVersion_OpenDialog		db 'Version_OpenDialog',0
-
-sz_ColorDialog_init 		db 'ColorDialog_init',0
-sz_ColorDialog_start		db 'ColorDialog_start',0
-szVersion_ColorDialog		db 'Version_ColorDialog',0
-;-----------------------------------------------------------------------------
+; SPDX-License-Identifier: NOASSERTION
+;
+
+;*****************************************************************************
+; Proc_Lib - library for common procedures
+;
+; Authors:
+; Marat Zakiyanov aka Mario79, aka Mario
+;*****************************************************************************
+
+format MS COFF
+
+public EXPORTS
+
+section '.flat' code readable align 16
+include '../../../macros.inc'
+;include '../../../proc32.inc'
+include '../../../KOSfuncs.inc'
+include 'opendial.mac'
+include 'colrdial.mac'
+;include 'debug.inc'
+;-----------------------------------------------------------------------------
+
+;--------------------------------------------------
+; Open Dialog
+;--------------------------------------------------
+align 16
+use_OpenDialog
+
+;--------------------------------------------------
+; Color Dialog
+;--------------------------------------------------
+align 16
+use_ColorDialog
+
+;--------------------------------------------------
+align 16
+lib_init:
+ret
+
+;--------------------------------------------------
+align 16
+EXPORTS:
+
+
+dd	sz_init,			lib_init
+dd	sz_version,			0x00000001
+
+dd	sz_OpenDialog_init,	OpenDialog.init
+dd	sz_OpenDialog_start,	OpenDialog.start
+dd	sz_OpenDialog_set_file_name,	OpenDialog.set_file_name
+dd	sz_OpenDialog_set_file_ext,	OpenDialog.set_file_ext
+dd	szVersion_OpenDialog,	0x00010001
+
+dd	sz_ColorDialog_init,	ColorDialog.init
+dd	sz_ColorDialog_start,	ColorDialog.start
+dd	szVersion_ColorDialog,	0x00010001
+
+dd	0,0
+;-----------------------------------------------------------------------------
+sz_init 			db 'lib_init',0
+sz_version			db 'version',0
+
+sz_OpenDialog_init 		db 'OpenDialog_init',0
+sz_OpenDialog_start		db 'OpenDialog_start',0
+sz_OpenDialog_set_file_name	db 'OpenDialog_set_file_name',0
+sz_OpenDialog_set_file_ext	db 'OpenDialog_set_file_ext',0
+szVersion_OpenDialog		db 'Version_OpenDialog',0
+
+sz_ColorDialog_init 		db 'ColorDialog_init',0
+sz_ColorDialog_start		db 'ColorDialog_start',0
+szVersion_ColorDialog		db 'Version_ColorDialog',0
+;-----------------------------------------------------------------------------
diff --git a/programs/develop/libraries/proc_lib/trunk/run.bat b/programs/develop/libraries/proc_lib/run.bat
similarity index 100%
rename from programs/develop/libraries/proc_lib/trunk/run.bat
rename to programs/develop/libraries/proc_lib/run.bat