diff --git a/modules/libpref/init/StaticPrefList.yaml b/modules/libpref/init/StaticPrefList.yaml
index d1d56c96af08..978ffa7b321c 100644
--- a/modules/libpref/init/StaticPrefList.yaml
+++ b/modules/libpref/init/StaticPrefList.yaml
@@ -12941,7 +12941,7 @@
 # Whether we use overlay scrollbars on GTK.
 - name: widget.gtk.overlay-scrollbars.enabled
   type: RelaxedAtomicBool
-  value: @IS_EARLY_BETA_OR_EARLIER@
+  value: true
   mirror: always
 
 # Whether we honor the scrollbar colors from the gtk theme.