diff --git a/src/training/validate_myanmar.cpp b/src/training/validate_myanmar.cpp
index a2f4e6740..ca6661a5a 100644
--- a/src/training/validate_myanmar.cpp
+++ b/src/training/validate_myanmar.cpp
@@ -135,8 +135,7 @@ bool ValidateMyanmar::ConsumeOptionalSignsIfPresent() {
 /* static */
 bool ValidateMyanmar::IsMyanmarLetter(char32 ch) {
   return (0x1000 <= ch && ch <= 0x102a) || ch == 0x103f ||
-         (0x104c <= ch && ch <= 0x104f) ||
-         (0x1050 <= ch && ch <= 0x1055) || (0x105a <= ch && ch <= 0x105d) ||
+         (0x104c <= ch && ch <= 0x1055) || (0x105a <= ch && ch <= 0x105d) ||
          ch == 0x1061 || ch == 0x1065 || ch == 0x1066 ||
          (0x106e <= ch && ch <= 0x1070) || (0x1075 <= ch && ch <= 0x1080) ||
          ch == 0x108e || (0xa9e0 <= ch && ch <= 0xa9ef) ||