diff --git a/src/PharoLauncher-Core/MacOSXPlatform.extension.st b/src/PharoLauncher-Core/MacOSXPlatform.extension.st
index 0e1b641b..c1d69264 100644
--- a/src/PharoLauncher-Core/MacOSXPlatform.extension.st
+++ b/src/PharoLauncher-Core/MacOSXPlatform.extension.st
@@ -1,5 +1,10 @@
 Extension { #name : #MacOSXPlatform }
 
+{ #category : #'*PharoLauncher-Core' }
+MacOSXPlatform class >> armArchitecture [
+	^ 'arm64'
+]
+
 { #category : #'*PharoLauncher-Core' }
 MacOSXPlatform >> canRun32bitApp [
 	^ self version asInteger < 1015 "OS X Mojave 10.15 drop support of 32-bit application "
@@ -7,7 +12,20 @@ MacOSXPlatform >> canRun32bitApp [
 
 { #category : #'*PharoLauncher-Core' }
 MacOSXPlatform >> hostArchitecture [
-	^ (LibC resultOfCommand: 'uname -m') trim
+	| archName |
+	archName := (LibC resultOfCommand: 'uname -m') trim.
+	
+	^ archName = self class intelArchitecture 
+		ifTrue: [ (LibC resultOfCommand: 'sysctl -in sysctl.proc_translated') trim = '1' 
+			ifTrue: [ "Running on Rosetta 2" self class armArchitecture ]
+			ifFalse: [ "Running native Intel" archName ] ]
+		ifFalse: [ archName ]
+
+]
+
+{ #category : #'*PharoLauncher-Core' }
+MacOSXPlatform class >> intelArchitecture [
+	^ 'x86_64'
 ]
 
 { #category : #'*PharoLauncher-Core' }