diff --git a/tools/build/toolchain.py b/tools/build/toolchain.py
index 36ed6606..22489989 100644
--- a/tools/build/toolchain.py
+++ b/tools/build/toolchain.py
@@ -947,13 +947,13 @@ class InternalCommands:
 		else:
 			raise Exception("User does not have correct setup version.")
 
-	def get_generators(self):
-		if sys.platform == 'win32':
-			return self.win32_generators
-		elif sys.platform in ['linux2', 'sunos5', 'freebsd7']:
-			return self.unix_generators
-		elif sys.platform == 'darwin':
-			return self.darwin_generators
+	def get_generators(self):
+		if sys.platform == 'win32':
+			return self.win32_generators
+		elif sys.platform in ['linux2', 'sunos5', 'freebsd7', 'aix5']:
+			return self.unix_generators
+		elif sys.platform == 'darwin':
+			return self.darwin_generators
 		else:
 			raise Exception('Unsupported platform: ' + sys.platform)