diff --git a/packages/react-native/React/UIUtils/RCTUIUtils.h b/packages/react-native/React/UIUtils/RCTUIUtils.h
index 8fd1850fb73a6c..addf12e406a3f7 100644
--- a/packages/react-native/React/UIUtils/RCTUIUtils.h
+++ b/packages/react-native/React/UIUtils/RCTUIUtils.h
@@ -25,7 +25,7 @@ extern __attribute__((visibility("default"))) RCTDimensions RCTGetDimensions(CGF
 
 // Get font size multiplier for font base size (Large) by content size category
 extern __attribute__((visibility("default"))) CGFloat RCTGetMultiplierForContentSizeCategory(
-    UIContentSizeCategory category);
+    UIContentSizeCategory category) __deprecated;
 
 #ifdef __cplusplus
 }