diff --git a/Source/WebCore/platform/graphics/FontPlatformData.cpp b/Source/WebCore/platform/graphics/FontPlatformData.cpp
index d8777dc71dcea..eca60dc7a3e50 100644
--- a/Source/WebCore/platform/graphics/FontPlatformData.cpp
+++ b/Source/WebCore/platform/graphics/FontPlatformData.cpp
@@ -57,7 +57,9 @@ FontPlatformData::FontPlatformData(float size, bool syntheticBold, bool syntheti
 }
 
 FontPlatformData::~FontPlatformData() = default;
+#if !PLATFORM(HAIKU)
 FontPlatformData::FontPlatformData(const FontPlatformData&) = default;
+#endif
 FontPlatformData& FontPlatformData::operator=(const FontPlatformData&) = default;
 
 #if !USE(FREETYPE)
diff --git a/Source/WebCore/platform/graphics/haiku/FontPlatformDataHaiku.cpp b/Source/WebCore/platform/graphics/haiku/FontPlatformDataHaiku.cpp
index 045c626d55816..83e842d15c3e8 100644
--- a/Source/WebCore/platform/graphics/haiku/FontPlatformDataHaiku.cpp
+++ b/Source/WebCore/platform/graphics/haiku/FontPlatformDataHaiku.cpp
@@ -95,6 +95,13 @@ static void findMatchingFontStyle(const font_family& fontFamily, bool bold, bool
 
 // #pragma mark -
 
+FontPlatformData::FontPlatformData(const FontPlatformData& source)
+{
+	*this = source;
+	m_font = std::make_shared<BFont>(source.font());
+}
+
+
 FontPlatformData::FontPlatformData(const FontDescription& fontDescription, const AtomString& familyName)
 {
     m_font = std::make_unique<BFont>();