diff --git a/desktop_version/src/Font.cpp b/desktop_version/src/Font.cpp
index abffcb6a..3396d3aa 100644
--- a/desktop_version/src/Font.cpp
+++ b/desktop_version/src/Font.cpp
@@ -1247,6 +1247,12 @@ int height(const uint32_t flags)
     return pf.font_sel->glyph_h * pf.scale;
 }
 
+bool is_rtl(const uint32_t flags)
+{
+    PrintFlags pf = decode_print_flags(flags);
+    return pf.rtl;
+}
+
 void print(
     const uint32_t flags,
     int x,
diff --git a/desktop_version/src/Font.h b/desktop_version/src/Font.h
index 8b6c86d6..662f882e 100644
--- a/desktop_version/src/Font.h
+++ b/desktop_version/src/Font.h
@@ -85,7 +85,8 @@ std::string string_unwordwrap(const std::string& s);
 bool glyph_dimensions(uint32_t flags, uint8_t* glyph_w, uint8_t* glyph_h);
 
 int len(uint32_t flags, const char* text);
-int height(const uint32_t flags);
+int height(uint32_t flags);
+bool is_rtl(uint32_t flags);
 
 void print(
     uint32_t flags,