diff --git a/android/src/main/java/com/horcrux/svg/GlyphContext.java b/android/src/main/java/com/horcrux/svg/GlyphContext.java
index a7e6e73d..b952f81d 100644
--- a/android/src/main/java/com/horcrux/svg/GlyphContext.java
+++ b/android/src/main/java/com/horcrux/svg/GlyphContext.java
@@ -27,7 +27,6 @@ class GlyphContext {
     private static final String FONT_WEIGHT = "fontWeight";
     private static final String FONT_FAMILY = "fontFamily";
     private static final String LETTER_SPACING = "letterSpacing";
-    private static final String IS_KERNING_VALUE_SET = "isKerningValueSet";
 
     // Unique input attribute lists (only added if node sets a value)
     private final ArrayList<String[]> mXsContext = new ArrayList<>();
@@ -355,7 +354,6 @@ class GlyphContext {
 
     ReadableMap getFont() {
         WritableMap map = Arguments.createMap();
-        map.putBoolean(IS_KERNING_VALUE_SET, false);
         map.putDouble(FONT_SIZE, fontSize);
 
         boolean letterSpacingSet = false;
@@ -395,7 +393,6 @@ class GlyphContext {
             if (!kerningSet && font.hasKey(KERNING)) {
                 String kerningString = font.getString(KERNING);
                 float kerning = Float.valueOf(kerningString);
-                map.putBoolean(IS_KERNING_VALUE_SET, true);
                 map.putDouble(KERNING, kerning);
                 kerningSet = true;
             }
diff --git a/android/src/main/java/com/horcrux/svg/TSpanShadowNode.java b/android/src/main/java/com/horcrux/svg/TSpanShadowNode.java
index d4e4aa44..db1cc261 100644
--- a/android/src/main/java/com/horcrux/svg/TSpanShadowNode.java
+++ b/android/src/main/java/com/horcrux/svg/TSpanShadowNode.java
@@ -49,7 +49,6 @@ class TSpanShadowNode extends TextShadowNode {
     private static final String PROP_FONT_WEIGHT = "fontWeight";
     private static final String PROP_FONT_FAMILY = "fontFamily";
     private static final String PROP_LETTER_SPACING = "letterSpacing";
-    private static final String PROP_IS_KERNING_VALUE_SET = "isKerningValueSet";
 
     private Path mCache;
     private @Nullable String mContent;
@@ -161,7 +160,7 @@ class TSpanShadowNode extends TextShadowNode {
 
         boolean autoKerning = true;
         float kerning = DEFAULT_KERNING;
-        if (font.getBoolean(PROP_IS_KERNING_VALUE_SET)) {
+        if (font.hasKey(PROP_KERNING)) {
             kerning = (float) (font.getDouble(PROP_KERNING) * mScale);
             autoKerning = false;
         }