diff --git a/NEWS b/NEWS
index cb4ba5e68af..6cca730cd9e 100644
--- a/NEWS
+++ b/NEWS
@@ -6,6 +6,9 @@ PHP                                                                        NEWS
   . Fixed bug GH-19305 (Operands may be being released during comparison).
     (Arnaud)
 
+- Intl:
+  . Fixed bug GH-19307 (PGO builds of shared ext-intl are broken). (cmb)
+
 - Opcache:
   . Fixed bug GH-19301 (opcache build failure). (Remi)
 
diff --git a/ext/intl/idn/idn.cpp b/ext/intl/idn/idn.cpp
index b2a2b03ee02..6c7e4d8c6d6 100644
--- a/ext/intl/idn/idn.cpp
+++ b/ext/intl/idn/idn.cpp
@@ -20,8 +20,9 @@
 #include <config.h>
 #endif
 
-#include <php.h>
-
+extern "C" {
+#include "../php_intl.h"
+}
 #include <unicode/uidna.h>
 #include <unicode/ustring.h>