diff --git a/src/gam-install.sh b/src/gam-install.sh
index 07c0b97c..95d0b737 100755
--- a/src/gam-install.sh
+++ b/src/gam-install.sh
@@ -146,7 +146,7 @@ case $gamos in
         fullversion=$(sw_vers -productVersion)
         osversion=${fullversion:0:2}
         case ${osversion:0:2} in
-          11|12|13|14)
+          11|12|13|14|15)
             gamfile="macos-x86_64.tar.xz";;
           *)
 	    echo_red "Sorry, this version ($fullversion) of MacOS is not supported. Exiting."
diff --git a/src/gam/__init__.py b/src/gam/__init__.py
index 7e0cd64e..ef7d4c59 100755
--- a/src/gam/__init__.py
+++ b/src/gam/__init__.py
@@ -9189,7 +9189,8 @@ MACOS_CODENAMES = {
   11: 'Big Sur',
   12: 'Monterey',
   13: 'Ventura',
-  14: 'Sonoma',
+  14: 'Sonoma,
+  15: 'Sequoia',
   }
 
 def getOSPlatform():