diff --git a/Libraries/Text/RCTTextAttributes.m b/Libraries/Text/RCTTextAttributes.m
index 6427e3031..d74e0ab76 100644
--- a/Libraries/Text/RCTTextAttributes.m
+++ b/Libraries/Text/RCTTextAttributes.m
@@ -21,6 +21,7 @@ NSString *const RCTTextAttributesTagAttributeName = @"RCTTextAttributesTagAttrib
   if (self = [super init]) {
     _fontSize = NAN;
     _letterSpacing = NAN;
+    _lineHeight = NAN;
     _textDecorationStyle = NSUnderlineStyleSingle;
     _fontSizeMultiplier = NAN;
     _alignment = NSTextAlignmentNatural;