diff --git a/utils/idna.c b/utils/idna.c
index 628ef1f..f6e498a 100644
--- a/utils/idna.c
+++ b/utils/idna.c
@@ -167,7 +167,7 @@ idna__ace_to_ucs4(const char *ace_label,
 
 #ifdef WITH_UTF8PROC
 
-#include <libutf8proc/utf8proc.h>
+#include <utf8proc.h>
 
 int32_t idna_contexto[] = {
 	/* CONTEXTO codepoints which have a rule defined */
