diff --git a/lib/experimental/fonts/font-library/font-library.php b/lib/experimental/fonts/font-library/font-library.php
index 701694155c48b..c7c6e60ada879 100644
--- a/lib/experimental/fonts/font-library/font-library.php
+++ b/lib/experimental/fonts/font-library/font-library.php
@@ -57,12 +57,6 @@ function wp_register_font_collection( $config ) {
 	}
 }
 
-add_action(
-	'enqueue_block_editor_assets',
-	function () {
-		wp_add_inline_script( 'wp-block-editor', 'window.__experimentalFontLibrary = true', 'before' );
-	}
-);
 
 $default_font_collection = array(
 	'id'          => 'default-font-collection',
diff --git a/lib/load.php b/lib/load.php
index 40ab9c129af97..0d442302450ea 100644
--- a/lib/load.php
+++ b/lib/load.php
@@ -173,6 +173,16 @@ function gutenberg_is_experiment_enabled( $name ) {
 	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-webfonts.php';
 	require __DIR__ . '/experimental/fonts/font-face/bc-layer/class-wp-web-fonts.php';
 } elseif ( ! class_exists( 'WP_Fonts' ) ) {
+
+	// Disables the Font Library.
+	// @core-merge: this should not go to core.
+	add_action(
+		'enqueue_block_editor_assets',
+		function () {
+			wp_add_inline_script( 'wp-block-editor', 'window.__experimentalDisableFontLibrary = true', 'before' );
+		}
+	);
+
 	// Turns off Font Face hooks in Core.
 	// @since 6.4.0.
 	remove_action( 'wp_head', 'wp_print_font_faces', 50 );
diff --git a/packages/edit-site/src/components/global-styles/screen-typography.js b/packages/edit-site/src/components/global-styles/screen-typography.js
index 644e08a6ee137..2a895b68fa717 100644
--- a/packages/edit-site/src/components/global-styles/screen-typography.js
+++ b/packages/edit-site/src/components/global-styles/screen-typography.js
@@ -22,7 +22,9 @@ function ScreenTypography() {
 			/>
 			<div className="edit-site-global-styles-screen-typography">
 				<VStack spacing={ 6 }>
-					{ window.__experimentalFontLibrary && <FontFamilies /> }
+					{ ! window.__experimentalDisableFontLibrary && (
+						<FontFamilies />
+					) }
 					<TypographyElements />
 				</VStack>
 			</div>