diff --git a/modules/system/defaults/NSGlobalDomain.nix b/modules/system/defaults/NSGlobalDomain.nix
index 6dcedca6..01e7a459 100644
--- a/modules/system/defaults/NSGlobalDomain.nix
+++ b/modules/system/defaults/NSGlobalDomain.nix
@@ -95,6 +95,14 @@ in {
       '';
     };
 
+    system.defaults.NSGlobalDomain.AppleSpacesSwitchOnActivate = mkOption {
+      type = types.nullOr types.bool;
+      default = null;
+      description = ''
+        Whether or not to switch to a workspace that has a window of the application open, that is switched to. The default is true.
+      '';
+    };
+
     system.defaults.NSGlobalDomain.NSAutomaticCapitalizationEnabled = mkOption {
       type = types.nullOr types.bool;
       default = null;
diff --git a/tests/fixtures/system-defaults-write/activate-user.txt b/tests/fixtures/system-defaults-write/activate-user.txt
index 4824a11b..ff05d68a 100644
--- a/tests/fixtures/system-defaults-write/activate-user.txt
+++ b/tests/fixtures/system-defaults-write/activate-user.txt
@@ -48,6 +48,11 @@ defaults write -g 'AppleShowScrollBars' $'<?xml version="1.0" encoding="UTF-8"?>
 <plist version="1.0">
 <string>Always</string>
 </plist>'
+defaults write -g 'AppleSpacesSwitchOnActivate' $'<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<false/>
+</plist>'
 defaults write -g 'AppleWindowTabbingMode' $'<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
diff --git a/tests/system-defaults-write.nix b/tests/system-defaults-write.nix
index f91aabe8..35750b45 100644
--- a/tests/system-defaults-write.nix
+++ b/tests/system-defaults-write.nix
@@ -11,6 +11,7 @@
   system.defaults.NSGlobalDomain.AppleShowAllExtensions = true;
   system.defaults.NSGlobalDomain.AppleShowScrollBars = "Always";
   system.defaults.NSGlobalDomain.AppleScrollerPagingBehavior = true;
+  system.defaults.NSGlobalDomain.AppleSpacesSwitchOnActivate = false;
   system.defaults.NSGlobalDomain.NSAutomaticCapitalizationEnabled = false;
   system.defaults.NSGlobalDomain.NSAutomaticInlinePredictionEnabled = false;
   system.defaults.NSGlobalDomain.NSAutomaticDashSubstitutionEnabled = false;