diff --git a/native/msdfgen b/native/msdfgen
index d07fa1d..99559ac 160000
--- a/native/msdfgen
+++ b/native/msdfgen
@@ -1 +1 @@
-Subproject commit d07fa1d2c8088f87463182a05cab9bee29844e70
+Subproject commit 99559ac1db43dd53a1f93a766bd27cbd975a1713
diff --git a/src/FntFile.hx b/src/FntFile.hx
index 307218e..1246c3e 100644
--- a/src/FntFile.hx
+++ b/src/FntFile.hx
@@ -59,7 +59,7 @@ class FntFile {
 			'chars count=${chars.length}'
 		];
 		for (char in chars) {
-			lines.push('char id=${char.id} x=${char.x} y=${char.y} width=${char.w} height=${char.h} xoffset=${char.xo} yoffset=${char.yo} xadvance=${char.xa} page=0 chnl=15');
+			lines.push('char id=${char.id} x=${char.x} y=${char.y} width=${char.w} height=${char.h} xoffset=${-char.xo} yoffset=${char.yo} xadvance=${char.xa} page=0 chnl=15');
 		}
 		lines.push('kernings count=${kernings.length}');
 		for (kern in kernings) {