diff --git a/apple/MarkdownFormatter.mm b/apple/MarkdownFormatter.mm
index 5877e634..06917589 100644
--- a/apple/MarkdownFormatter.mm
+++ b/apple/MarkdownFormatter.mm
@@ -113,7 +113,8 @@ - (void)applyRangeToAttributedString:(NSMutableAttributedString *)attributedStri
     [attributedString addAttribute:NSParagraphStyleAttributeName value:paragraphStyle range:range];
     [attributedString addAttribute:RCTLiveMarkdownBlockquoteDepthAttributeName value:@(depth) range:range];
   } else if (type == "h1" && markdownStyle.h1LineHeight != -1) {
-    NSMutableParagraphStyle *paragraphStyle = [NSMutableParagraphStyle new];
+    NSParagraphStyle *defaultParagraphStyle = defaultTextAttributes[NSParagraphStyleAttributeName];
+    NSMutableParagraphStyle *paragraphStyle = defaultParagraphStyle != nil ? [defaultParagraphStyle mutableCopy] : [NSMutableParagraphStyle new];
     paragraphStyle.lineHeightMultiple = markdownStyle.h1LineHeight / markdownStyle.h1FontSize;
     NSRange rangeWithHashAndSpace = NSMakeRange(range.location - 2, range.length + 2);
     [attributedString addAttribute:NSParagraphStyleAttributeName value:paragraphStyle range:rangeWithHashAndSpace];