diff --git a/assets/base.mozconfig b/assets/base.mozconfig
index e77fe0e..040e40f 100644
--- a/assets/base.mozconfig
+++ b/assets/base.mozconfig
@@ -56,7 +56,6 @@ ac_add_options --enable-hardening
 mk_add_options MOZ_HARDENING=1
 ac_add_options --disable-jemalloc
 ac_add_options --enable-sandbox
-ac_add_options --enable-fission
 ac_add_options --enable-network-isolation
 ac_add_options --enable-default-toolkit=cairo-gtk3-wayland
 ac_add_options --enable-randomize
diff --git a/settings/omegafox.cfg b/settings/omegafox.cfg
index 92c92b2..8e112bd 100644
--- a/settings/omegafox.cfg
+++ b/settings/omegafox.cfg
@@ -695,4 +695,7 @@ defaultPref("privacy.window.name.update.enabled", true);
 defaultPref("browser.send_pings", false);
 
 // Disable domain guessing
-defaultPref("browser.fixup.alternate.enabled", false);
\ No newline at end of file
+defaultPref("browser.fixup.alternate.enabled", false);
+
+// Ensure Fission is working
+defaultPref("fission.autostart", true);
\ No newline at end of file