diff --git a/CHANGELOG.md b/CHANGELOG.md
index a3f9e4c..8ce9f90 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,12 +1,15 @@
 # CHANGELOG
 
+## v1.3.0 - 27 March 2025
+- feat: Add the ability to customize note file format (62b831f)
+
 ## v1.2.0 - 10 November 2021
 - feat: Implement ability to list note files with -l|--list flag (c171e75)
 
 ## v1.1.0 - 11 May 2021
 - feat: Implement the ability to opt-out of using date-based directory
   organization (5b8b2a5)
-- fix: Fixed a bug when using a custom note directory set in noterc file 
+- fix: Fixed a bug when using a custom note directory set in noterc file
   (eb0da17)
 - fix: Fixed a typo in usage/help printout (1b67567)
 
diff --git a/README.md b/README.md
index d64d5df..7570380 100644
--- a/README.md
+++ b/README.md
@@ -108,13 +108,14 @@ The following variables can be set to overwrite Notekeeper defaults:
 - `EDITOR`
   - By default Notekeeper uses whatever is in your system `$EDITOR` variable,
     and falls back to vim if none is set.
+- `NOTE_FORMAT` - File format (file extension) used to create new notes.
+  - Default is `.md`
 - `NOTE_NAME` - Default name for new notes that are created.
-  - The default is `$YEAR-$MONTH-$DAY.md`
+  - The default is `$YEAR-$MONTH-$DAY.$NOTE_FORMAT`
 - `PRINT_TOOL`
   - Default is `cat`
 - `organize_by_date`
-  - Default is `true`. Set `organize_by_date=false` if you do not want to use a date-based
-    directory structure for organizing notes.
+  - Default is `true`. Set `organize_by_date=false` if you do not want to use a date-based directory structure for organizing notes.
 
 ## Dependencies
 
diff --git a/note.bash b/note.bash
index 43c2fd8..e80f70b 100755
--- a/note.bash
+++ b/note.bash
@@ -36,7 +36,7 @@ create_note() {
 }
 
 print_help() {
-    printf "Notekeeper 1.2 (10 November 2021)
+    printf "Notekeeper 1.3 (March 2025)
 
 Usage: note [<args>]