diff --git a/libraries/PrintString/LICENSE b/libraries/PrintString/LICENSE
index 0b2bdd6d..4231b05c 100644
--- a/libraries/PrintString/LICENSE
+++ b/libraries/PrintString/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 20017-2021 Rob Tillaart
+Copyright (c) 2017-2022 Rob Tillaart
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/libraries/PrintString/PrintString.h b/libraries/PrintString/PrintString.h
index 54dc2996..7d2580de 100644
--- a/libraries/PrintString/PrintString.h
+++ b/libraries/PrintString/PrintString.h
@@ -2,7 +2,7 @@
 //
 //    FILE: PrintString.h
 //  AUTHOR: Rob Tillaart
-// VERSION: 0.2.1
+// VERSION: 0.2.2
 // PURPOSE: Class that captures prints into a String 
 //    DATE: 2017-12-09
 //     URL: https://github.com/RobTillaart/PrintString
@@ -13,13 +13,14 @@
 //  0.2.0   2021-01-06  add Arduino-CI + unit test
 //  0.2.1   2021-11-14  update Arduino-CI, readme.md
 //                      add write(char * str, uint8_t length) Print interface.
+//  0.2.2   2021-12-24  update library.json, license, minor edits
 
 
 #include "Arduino.h"
 #include "Print.h"
 
 
-#define PRINTSTRING_VERSION       (F("0.2.1"))
+#define PRINTSTRING_VERSION       (F("0.2.2"))
 
 
 class PrintString: public Print
diff --git a/libraries/PrintString/README.md b/libraries/PrintString/README.md
index a7778f4d..5b414149 100644
--- a/libraries/PrintString/README.md
+++ b/libraries/PrintString/README.md
@@ -22,7 +22,7 @@ This String can be requested to process later.
   use to prevent "display line overflow"
   (e.g. floats)
 
-There is a relation to https://github.com/RobTillaart/PrintCharArray
+There is a relation to https://github.com/RobTillaart/PrintCharArray and https://github.com/RobTillaart/PrintSize.
 
 
 ## Interface
@@ -37,14 +37,15 @@ There is a relation to https://github.com/RobTillaart/PrintCharArray
 
 ## Operational
 
-See examples
+See examples.
 
 
 ## Future
 
 - testing
-- add examples
-- rename examples
+- examples
+  - add new ones
+  - rename examples
 - add functions like **repeat(char c)** to inject e.g. 7 spaces etc.
 - add error flag
 - 
diff --git a/libraries/PrintString/examples/printString/printString.ino b/libraries/PrintString/examples/printString/printString.ino
index 2686967f..acf100fb 100644
--- a/libraries/PrintString/examples/printString/printString.ino
+++ b/libraries/PrintString/examples/printString/printString.ino
@@ -1,14 +1,8 @@
 //
 //    FILE: printString.ino
 //  AUTHOR: Rob Tillaart
-// VERSION: 0.1.1
 // PURPOSE: demo experimental
 //     URL: https://github.com/RobTillaart/PrintString
-//
-// HISTORY:
-// 0.1.0    2017-12-09 initial version
-// 0.1.1    2020-04-30 align demo with latest XMLWriter lib
-//
 
 
 #include "PrintString.h"
diff --git a/libraries/PrintString/library.json b/libraries/PrintString/library.json
index c5747dcf..005d8ac1 100644
--- a/libraries/PrintString/library.json
+++ b/libraries/PrintString/library.json
@@ -15,8 +15,9 @@
     "type": "git",
     "url": "https://github.com/RobTillaart/PrintString.git"
   },
-  "version": "0.2.1",
+  "version": "0.2.2",
   "license": "MIT",
   "frameworks": "arduino",
-  "platforms": "*"
+  "platforms": "*",
+  "headers": "PrintString.h"
 }
diff --git a/libraries/PrintString/library.properties b/libraries/PrintString/library.properties
index 2d538f7c..4f54a8fb 100644
--- a/libraries/PrintString/library.properties
+++ b/libraries/PrintString/library.properties
@@ -1,5 +1,5 @@
 name=PrintString
-version=0.2.1
+version=0.2.2
 author=Rob Tillaart <rob.tillaart@gmail.com>
 maintainer=Rob Tillaart <rob.tillaart@gmail.com>
 sentence=Library to capture prints into a String.
diff --git a/libraries/PrintString/test/unit_test_001.cpp b/libraries/PrintString/test/unit_test_001.cpp
index eaf20f98..6555e606 100644
--- a/libraries/PrintString/test/unit_test_001.cpp
+++ b/libraries/PrintString/test/unit_test_001.cpp
@@ -41,8 +41,10 @@ char buffer[100];
 
 unittest_setup()
 {
+  fprintf(stderr, "PRINTSTRING_VERSION: %s\n", (char *) PRINTSTRING_VERSION);
 }
 
+
 unittest_teardown()
 {
 }
@@ -50,8 +52,6 @@ unittest_teardown()
 
 unittest(test_constructor)
 {
-  fprintf(stderr, "VERSION: %s\n", (char *) PRINTSTRING_VERSION);
-
   PrintString ps;
 
   assertEqual(0,   ps.size());
@@ -68,9 +68,11 @@ unittest(test_constructor)
   assertEqual(20, ps.size());
 
   ps.clear();
-  assertEqual(0,   ps.size());
+  assertEqual(0, ps.size());
 }
 
+
 unittest_main()
 
+
 // --------