diff --git a/source/Launchpad-Commands-Pharo-Tests/LaunchpadRootCommandTest.extension.st b/source/Launchpad-Commands-Pharo-Tests/LaunchpadRootCommandTest.extension.st
new file mode 100644
index 0000000..239fe20
--- /dev/null
+++ b/source/Launchpad-Commands-Pharo-Tests/LaunchpadRootCommandTest.extension.st
@@ -0,0 +1,27 @@
+Extension { #name : #LaunchpadRootCommandTest }
+
+{ #category : #'*Launchpad-Commands-Pharo-Tests' }
+LaunchpadRootCommandTest >> testHandlingStartGreeterApplicationEnablingTCPCommandServer [
+
+	| output |
+
+	output := self handle: { 
+			          'launchpad'.
+			          'start'.
+			          '--debug-mode'.
+			          '--enable-tcp-command-server=0'.
+			          LaunchpadGreeterApplication commandName.
+			          '--name=John' }.
+
+	self assert: output equals: 'Hi John!<n>' expandMacros.
+
+	self assertLogRecordsMatch: #( 
+		'[INFO] Receiving commands over TCP/0'
+		'[INFO] greeter [v1.0.0] - A greetings application'
+		'[INFO] Obtaining configuration...'
+		'[WARNING] "Title" parameter not provided. Using default.'
+		'[INFO] Name: John'
+		'[INFO] Title: '
+		'[INFO] Obtaining configuration... [DONE]'
+		'[INFO] Exit application' )
+]
diff --git a/source/Launchpad-Commands-Tests/LaunchpadRootCommandTest.class.st b/source/Launchpad-Commands-Tests/LaunchpadRootCommandTest.class.st
index 77505f4..fbefcde 100644
--- a/source/Launchpad-Commands-Tests/LaunchpadRootCommandTest.class.st
+++ b/source/Launchpad-Commands-Tests/LaunchpadRootCommandTest.class.st
@@ -10,6 +10,14 @@ Class {
 	#category : #'Launchpad-Commands-Tests'
 }
 
+{ #category : #private }
+LaunchpadRootCommandTest >> assert: string isLineEndingInsensitiveEqualsTo: anotherString [
+
+	self
+		assert: (string withLineEndings: String lf)
+		equals: (anotherString withLineEndings: String lf)
+]
+
 { #category : #private }
 LaunchpadRootCommandTest >> assertCommandCanHandleNextArgumentIn: context [
 
@@ -544,32 +552,6 @@ LaunchpadRootCommandTest >> testHandlingStartGreeterApplicationEnablingStructure
 		'[INFO] Exit application' )
 ]
 
-{ #category : #'tests - handling start subcommand' }
-LaunchpadRootCommandTest >> testHandlingStartGreeterApplicationEnablingTCPCommandServer [
-
-	| output |
-
-	output := self handle: { 
-			          'launchpad'.
-			          'start'.
-			          '--debug-mode'.
-			          '--enable-tcp-command-server=0'.
-			          LaunchpadGreeterApplication commandName.
-			          '--name=John' }.
-
-	self assert: output equals: 'Hi John!<n>' expandMacros.
-
-	self assertLogRecordsMatch: #( 
-		'[INFO] Receiving commands over TCP/0'
-		'[INFO] greeter [v1.0.0] - A greetings application'
-		'[INFO] Obtaining configuration...'
-		'[WARNING] "Title" parameter not provided. Using default.'
-		'[INFO] Name: John'
-		'[INFO] Title: '
-		'[INFO] Obtaining configuration... [DONE]'
-		'[INFO] Exit application' )
-]
-
 { #category : #'tests - handling start subcommand' }
 LaunchpadRootCommandTest >> testHandlingStartGreeterApplicationInDebugMode [
 
@@ -781,7 +763,7 @@ LaunchpadRootCommandTest >> testHandlingStartSubcommandHelp [
 		          onExitDo: [ :exit | self assert: exit isSuccess ].
 
 	self
-		assert: output equals: self expectedStartHelpOutput;
+		assert: output isLineEndingInsensitiveEqualsTo: self expectedStartHelpOutput;
 		assertThereAreNoLogRecords
 ]
 
@@ -795,7 +777,7 @@ LaunchpadRootCommandTest >> testHandlingStartSubcommandShortHelp [
 		          onExitDo: [ :exit | self assert: exit isSuccess ].
 
 	self
-		assert: output equals: self expectedStartHelpOutput;
+		assert: output isLineEndingInsensitiveEqualsTo: self expectedStartHelpOutput;
 		assertThereAreNoLogRecords
 ]
 
@@ -847,7 +829,7 @@ LaunchpadRootCommandTest >> testPrintHelpOn [
 
 	help := String streamContents: [ :stream | command printHelpOn: stream ].
 
-	self assert: help equals: 'NAME
+	self assert: help isLineEndingInsensitiveEqualsTo: 'NAME
 		launchpad - A minimal application launcher
 SYNOPSYS
 		launchpad [--version] [--help|-h] <command>
diff --git a/source/Launchpad-Configuration-Tests/ApplicationConfigurationTest.class.st b/source/Launchpad-Configuration-Tests/ApplicationConfigurationTest.class.st
index 8d609d2..69edb0a 100644
--- a/source/Launchpad-Configuration-Tests/ApplicationConfigurationTest.class.st
+++ b/source/Launchpad-Configuration-Tests/ApplicationConfigurationTest.class.st
@@ -7,6 +7,14 @@ Class {
 	#category : #'Launchpad-Configuration-Tests'
 }
 
+{ #category : #private }
+ApplicationConfigurationTest >> assert: string isLineEndingInsensitiveEqualsTo: anotherString [
+
+	self
+		assert: (string withLineEndings: String lf)
+		equals: (anotherString withLineEndings: String lf)
+]
+
 { #category : #private }
 ApplicationConfigurationTest >> commandLineProviderOver: arguments [
 
@@ -101,7 +109,7 @@ ApplicationConfigurationTest >> testAsEnvironment [
 
 	configuration := self newApplicationConfiguration.
 	env := String streamContents: [ :stream | configuration asEnvironmentOn: stream ].
-	self assert: env equals: '# Port
+	self assert: env isLineEndingInsensitiveEqualsTo: '# Port
 COMMUNICATIONS__HTTP__PORT=8086
 # Scheme. Defaults to https
 COMMUNICATIONS__HTTP__SCHEME=https
@@ -119,7 +127,7 @@ ApplicationConfigurationTest >> testAsIniFile [
 
 	configuration := self newApplicationConfiguration.
 	ini := String streamContents: [ :stream | configuration asIniFileOn: stream ].
-	self assert: ini equals: '; Public URL
+	self assert: ini isLineEndingInsensitiveEqualsTo: '; Public URL
 publicURL = https://api.example.com/
 
 [Communications.HTTP]
diff --git a/source/Launchpad-Configuration-Tests/MandatoryConfigurationParameterTest.class.st b/source/Launchpad-Configuration-Tests/MandatoryConfigurationParameterTest.class.st
index 46501d5..649f8d1 100644
--- a/source/Launchpad-Configuration-Tests/MandatoryConfigurationParameterTest.class.st
+++ b/source/Launchpad-Configuration-Tests/MandatoryConfigurationParameterTest.class.st
@@ -107,13 +107,11 @@ MandatoryConfigurationParameterTest >> testNumberTransformation [
 
 	self
 		should: [ self valueWhenSetting: parameter to: 'a story about an API' ]
-		raise: Error
-		withMessageText: 'Reading a number failed: a digit between 0 and 9 expected'.
+		raise: Error.
 
 	self
 		should: [ self valueWhenSetting: parameter to: '' ]
 		raise: Error
-		withMessageText: 'Reading a number failed: a digit between 0 and 9 expected'
 ]
 
 { #category : #tests }
diff --git a/source/Launchpad-Configuration-Tests/OptionalConfigurationParameterTest.class.st b/source/Launchpad-Configuration-Tests/OptionalConfigurationParameterTest.class.st
index 3a10448..83278b8 100644
--- a/source/Launchpad-Configuration-Tests/OptionalConfigurationParameterTest.class.st
+++ b/source/Launchpad-Configuration-Tests/OptionalConfigurationParameterTest.class.st
@@ -112,13 +112,11 @@ OptionalConfigurationParameterTest >> testNumberTransformation [
 
 	self
 		should: [ self valueWhenSetting: parameter to: 'a story about an API' ]
-		raise: Error
-		withMessageText: 'Reading a number failed: a digit between 0 and 9 expected'.
+		raise: Error.
 
 	self
 		should: [ self valueWhenSetting: parameter to: '' ]
 		raise: Error
-		withMessageText: 'Reading a number failed: a digit between 0 and 9 expected'
 ]
 
 { #category : #tests }
diff --git a/source/Launchpad-Configuration/ConfigurationFromJsonSettingsFileProvider.class.st b/source/Launchpad-Configuration/ConfigurationFromJsonSettingsFileProvider.class.st
index 4a301c8..45c0302 100644
--- a/source/Launchpad-Configuration/ConfigurationFromJsonSettingsFileProvider.class.st
+++ b/source/Launchpad-Configuration/ConfigurationFromJsonSettingsFileProvider.class.st
@@ -59,5 +59,5 @@ ConfigurationFromJsonSettingsFileProvider >> valueFor: aConfigurationParameter i
 				  valueFor: aConfigurationParameter
 				  ifFound: aPresentBlock
 				  ifNone: aFailBlock ]
-		  ifNotNil: aPresentBlock
+		  ifNotNil: [ :value | aPresentBlock cull: value ]
 ]