diff --git a/CHANGELOG.md b/CHANGELOG.md
index 00104a5..739021f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # JLed changelog (github.com/jandelgado/jled)
 
+## [2023-01-11] 4.12.1
+
+* fix: add missing keywords to keywords.txt
+
 ## [2022-11-13] 4.12.0
 
 * new: add `MinBrightness` method and scale output to interval defined by
diff --git a/keywords.txt b/keywords.txt
index c9accb7..e4b458e 100644
--- a/keywords.txt
+++ b/keywords.txt
@@ -10,7 +10,11 @@
 
 JLed	KEYWORD1
 JLedSequence	KEYWORD1
+BlinkBrightnessEvaluator	KEYWORD1
 BrightnessEvaluator	KEYWORD1
+BreatheBrightnessEvaluator	KEYWORD1
+CandleBrightnessEvaluator	KEYWORD1
+ConstantBrightnessEvaluator	KEYWORD1
 
 #######################################
 # Methods and Functions (KEYWORD2)
@@ -29,6 +33,7 @@ Forever	KEYWORD2
 DelayBefore	KEYWORD2
 DelayAfter	KEYWORD2
 Forever	KEYWORD2
+Hal	KEYWORD2
 IsForever	KEYWORD2
 IsRunning	KEYWORD2
 LowActive	KEYWORD2
@@ -37,6 +42,7 @@ Stop	KEYWORD2
 Update	KEYWORD2
 UserFunc	KEYWORD2
 Reset	KEYWORD2
+MinBrightness	KEYWORD2
 MaxBrightness	KEYWORD2
 
 #######################################
diff --git a/library.json b/library.json
index f4615e1..068c3b9 100644
--- a/library.json
+++ b/library.json
@@ -1,6 +1,6 @@
 {
     "name": "JLed",
-    "version": "4.12.0",
+    "version": "4.12.1",
     "description": "An embedded library to control LEDs",
     "license": "MIT",
     "frameworks": ["espidf", "arduino", "mbed"],
diff --git a/library.properties b/library.properties
index 834123b..59dcc83 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=JLed
-version=4.12.0
+version=4.12.1
 author=Jan Delgado <jdelgado[at]gmx.net>
 maintainer=Jan Delgado <jdelgado[at]gmx.net>
 sentence=An Arduino library to control LEDs