diff --git a/raylib/raylib_purego.go b/raylib/raylib_purego.go
index f70512e..6651673 100644
--- a/raylib/raylib_purego.go
+++ b/raylib/raylib_purego.go
@@ -2829,9 +2829,12 @@ func LoadFont(fileName string) Font {
 }
 
 // LoadFontEx - Load font from file with extended parameters, use NULL for codepoints and 0 for codepointCount to load the default character setFont
-func LoadFontEx(fileName string, fontSize int32, codepoints []rune) Font {
+func LoadFontEx(fileName string, fontSize int32, codepoints []rune, runesNumber ...int32) Font {
 	var font Font
 	codepointCount := int32(len(codepoints))
+	if len(runesNumber) > 0 {
+		codepointCount = int32(runesNumber[0])
+	}
 	loadFontEx(uintptr(unsafe.Pointer(&font)), fileName, fontSize, codepoints, codepointCount)
 	return font
 }
diff --git a/raylib/rtext.go b/raylib/rtext.go
index 35deef8..684c690 100644
--- a/raylib/rtext.go
+++ b/raylib/rtext.go
@@ -47,7 +47,7 @@ func LoadFont(fileName string) Font {
 }
 
 // LoadFontEx - Load Font from file with extended parameters
-func LoadFontEx(fileName string, fontSize int32, fontChars []rune) Font {
+func LoadFontEx(fileName string, fontSize int32, fontChars []rune, runesNumber ...int32) Font {
 	var cfontChars *C.int
 	var ccharsCount C.int
 
@@ -58,6 +58,11 @@ func LoadFontEx(fileName string, fontSize int32, fontChars []rune) Font {
 		cfontChars = (*C.int)(unsafe.Pointer(&fontChars[0]))
 		ccharsCount = (C.int)(len(fontChars))
 	}
+	if fontChars == nil {
+		if len(runesNumber) > 0 {
+			ccharsCount = (C.int)(runesNumber[0])
+		}
+	}
 	ret := C.LoadFontEx(cfileName, cfontSize, cfontChars, ccharsCount)
 	v := newFontFromPointer(unsafe.Pointer(&ret))
 	return v