diff --git a/textproc/php-json/Makefile b/textproc/php-json/Makefile
index dda350209eef..7b3bffff88ac 100644
--- a/textproc/php-json/Makefile
+++ b/textproc/php-json/Makefile
@@ -7,4 +7,13 @@ COMMENT=		PHP extension for JSON serialization support
 CONFIGURE_ARGS+=	--enable-${MODNAME}=shared
 
 .include "../../lang/php/ext.mk"
+
+INSTALLATION_DIRS+=	include/php/ext/json
+JSON_INCLUDES=		php_json.h
+PLIST_SRC+=		${.CURDIR}/../../textproc/php-json/PLIST
+
+post-install:
+		${INSTALL_DATA} ${WRKSRC}/${JSON_INCLUDES} \
+			${DESTDIR}${PREFIX}/include/php/ext/json/${JSON_INCLUDES}
+
 .include "../../mk/bsd.pkg.mk"
diff --git a/textproc/php-json/PLIST b/textproc/php-json/PLIST
new file mode 100644
index 000000000000..320ceb65f5ce
--- /dev/null
+++ b/textproc/php-json/PLIST
@@ -0,0 +1,2 @@
+@comment $NetBSD$
+include/php/ext/json/php_json.h
diff --git a/textproc/php-json/buildlink3.mk b/textproc/php-json/buildlink3.mk
new file mode 100644
index 000000000000..bf4b3b114e03
--- /dev/null
+++ b/textproc/php-json/buildlink3.mk
@@ -0,0 +1,14 @@
+# $NetBSD$
+BUILDLINK_TREE+=	php-json
+
+.if !defined(PHP_JSON_BUILDLINK3_MK)
+PHP_JSON_BUILDLINK3_MK:=
+
+BUILDLINK_API_DEPENDS.php-json+=	${PHP_PKG_PREFIX}-json-${PKG_PHP_MAJOR_VERS}.*
+BUILDLINK_ABI_DEPENDS.php-json+=	${PHP_PKG_PREFIX}-json>=5.5
+BUILDLINK_PKGSRCDIR.php-json?=		../../textproc/php-json
+BUILDLINK_DEPMETHOD.php-json?=		build
+BUILDLINK_INCDIRS.php-json?=		include/php/ext/json
+.endif  # PHP_JSON_BUILDLINK3_MK
+
+BUILDLINK_TREE+=	-php-json