diff --git a/code/printf.h b/code/printf.h
index 0f71805..2aaf80c 100644
--- a/code/printf.h
+++ b/code/printf.h
@@ -75,6 +75,7 @@ inline static int FMT_FUNC_NAME (void *ctx, OutputFunc out, const FMT_CHAR_TYPE
             fmt++;
 
             int_length = _Generic((size_t)0,
+                                  unsigned char:      CHAR,
                                   unsigned short:     SHORT,
                                   unsigned int:       INT,
                                   unsigned long:      LONG,