diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 03f3cd4..3ce0526 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-        smalltalk: [ Pharo64-11, Pharo64-12, Pharo64-13, Pharo64-14 ]
+        smalltalk: [ Pharo64-12, Pharo64-13, Pharo64-14 ]
         ston: [ .smalltalkci.default.ston ]
     runs-on: ${{ matrix.os }}
     name: >
@@ -30,4 +30,4 @@ jobs:
       - name: Run ${{ matrix.ston == '.smalltalkci.default.ston' }} tests
         run: smalltalkci -s ${{ matrix.smalltalk }} ${{ matrix.ston }}
         shell: bash
-        timeout-minutes: 30
\ No newline at end of file
+        timeout-minutes: 30
diff --git a/README.md b/README.md
index 7f22f41..c686e20 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,3 @@
-[![Pharo 11](https://img.shields.io/badge/Pharo-11-%23aac9ff.svg)](https://pharo.org/download)
 [![Pharo 12](https://img.shields.io/badge/Pharo-12-%23aac9ff.svg)](https://pharo.org/download)
 [![Pharo 13](https://img.shields.io/badge/Pharo-13-%23aac9ff.svg)](https://pharo.org/download)
 [![Pharo 14](https://img.shields.io/badge/Pharo-14-%23aac9ff.svg)](https://pharo.org/download)
@@ -30,4 +29,4 @@ Metacello new
 
 ## License
 
-This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
\ No newline at end of file
+This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
diff --git a/src/Toplo-Serialization-Stash/ToSwitchIcon.extension.st b/src/Toplo-Serialization-Stash/ToSwitchIcon.extension.st
new file mode 100644
index 0000000..b9614dc
--- /dev/null
+++ b/src/Toplo-Serialization-Stash/ToSwitchIcon.extension.st
@@ -0,0 +1,7 @@
+Extension { #name : #ToSwitchIcon }
+
+{ #category : #'*Toplo-Serialization-Stash' }
+ToSwitchIcon >> stashChecked [
+	<stashAccessors>
+	^ { ([ :e | 'checked: ' , self checked printString ] -> self) onlySetOnStash }
+]
diff --git a/src/Toplo-Serialization-Tests/ToSerializerTest.class.st b/src/Toplo-Serialization-Tests/ToSerializerTest.class.st
index f84767b..4df251d 100644
--- a/src/Toplo-Serialization-Tests/ToSerializerTest.class.st
+++ b/src/Toplo-Serialization-Tests/ToSerializerTest.class.st
@@ -552,6 +552,55 @@ ToSerializerTest >> testToRadioButton4 [
 	self test: origin on: [ :element | self assert: element isCheckable ]
 ]
 
+{ #category : #tests }
+ToSerializerTest >> testToSwitchButton1 [
+
+	| origin |
+	origin := ToSwitchButton new
+		          labelText: 'hello';
+		          yourself.
+
+	self test: origin on: [ :element |
+			self assert: element labelText asString equals: 'hello'] 
+]
+
+{ #category : #tests }
+ToSerializerTest >> testToSwitchButton2 [
+
+	| origin |
+	origin := ToSwitchButton new.
+
+	self test: origin on: [ :element |
+			self assert: element label equals: nil.
+			self deny: element icon equals: nil ]
+		
+]
+
+{ #category : #tests }
+ToSerializerTest >> testToSwitchButton3 [
+
+	| origin |
+	origin := ToSwitchButton new
+		          checked:true;
+		          yourself.
+		
+	self assert: origin icon isChecked.
+
+	self test: origin on: [ :element |
+			self assert: element label equals: nil.
+			self assert: element icon isChecked ] 
+]
+
+{ #category : #tests }
+ToSerializerTest >> testToSwitchButton4 [
+
+	| origin |
+	origin := ToSwitchButton new.
+
+	self test: origin on: [ :element |
+		self assert: element isCheckable ]
+]
+
 { #category : #tests }
 ToSerializerTest >> testToTextFieldPlaceholder [
 
@@ -596,7 +645,7 @@ ToSerializerTest >> testToToggleButton1 [
 ToSerializerTest >> testToToggleButton2 [
 
 	| origin |
-	origin := ToButton new.
+	origin := ToToggleButton new.
 
 	self test: origin on: [ :element |
 			self assert: element label equals: nil.