diff --git a/gflib/text.h b/gflib/text.h
index bc6f034abf..51d53bf72c 100644
--- a/gflib/text.h
+++ b/gflib/text.h
@@ -101,7 +101,7 @@
 #define CHAR_PP            0x06
 #define CHAR_ID            0x07
 #define CHAR_NO            0x08
-#define CHAR_UNDERSCROE    0x09
+#define CHAR_UNDERSCORE    0x09
 
 #define EXT_CTRL_CODE_COLOR     0x1
 #define EXT_CTRL_CODE_HIGHLIGHT 0x2