diff --git a/src/hb-common.cc b/src/hb-common.cc
index 140ee0a..5ef832c 100644
--- a/src/hb-common.cc
+++ b/src/hb-common.cc
@@ -507,6 +507,9 @@
     /* Unicode-8.0 additions */
     case HB_SCRIPT_OLD_HUNGARIAN:
 
+    /* Unicode-9.0 additions */
+    case HB_SCRIPT_ADLAM:
+
       return HB_DIRECTION_RTL;
   }
 
diff --git a/src/hb-common.h b/src/hb-common.h
index 199f648..2cbee76 100644
--- a/src/hb-common.h
+++ b/src/hb-common.h
@@ -311,6 +311,15 @@
   /*8.0*/ HB_SCRIPT_OLD_HUNGARIAN		= HB_TAG ('H','u','n','g'),
   /*8.0*/ HB_SCRIPT_SIGNWRITING			= HB_TAG ('S','g','n','w'),
 
+  /*
+   * Since 1.3.0
+   */
+  /*9.0*/ HB_SCRIPT_ADLAM			= HB_TAG ('A','d','l','m'),
+  /*9.0*/ HB_SCRIPT_BHAIKSUKI			= HB_TAG ('B','h','k','s'),
+  /*9.0*/ HB_SCRIPT_MARCHEN			= HB_TAG ('M','a','r','c'),
+  /*9.0*/ HB_SCRIPT_OSAGE			= HB_TAG ('O','s','g','e'),
+  /*9.0*/ HB_SCRIPT_TANGUT			= HB_TAG ('T','a','n','g'),
+  /*9.0*/ HB_SCRIPT_NEWA			= HB_TAG ('N','e','w','a'),
 
   /* No script set. */
   HB_SCRIPT_INVALID				= HB_TAG_NONE,
diff --git a/src/hb-ot-shape-complex-private.hh b/src/hb-ot-shape-complex-private.hh
index b3372bd..36d945a 100644
--- a/src/hb-ot-shape-complex-private.hh
+++ b/src/hb-ot-shape-complex-private.hh
@@ -345,6 +345,15 @@
     case HB_SCRIPT_SIDDHAM:
     case HB_SCRIPT_TIRHUTA:
 
+    /* Unicode-8.0 additions */
+    case HB_SCRIPT_AHOM:
+    //case HB_SCRIPT_MULTANI:
+
+    /* Unicode-9.0 additions */
+    case HB_SCRIPT_BHAIKSUKI:
+    case HB_SCRIPT_MARCHEN:
+    case HB_SCRIPT_NEWA:
+
       /* If the designer designed the font for the 'DFLT' script,
        * use the default shaper.  Otherwise, use the specific shaper.
        * Note that for some simple scripts, there may not be *any*
diff --git a/src/hb-ot-shape-complex-use.cc b/src/hb-ot-shape-complex-use.cc
index d2b6e63..249268b 100644
--- a/src/hb-ot-shape-complex-use.cc
+++ b/src/hb-ot-shape-complex-use.cc
@@ -184,6 +184,9 @@
     case HB_SCRIPT_MANICHAEAN:
     case HB_SCRIPT_PSALTER_PAHLAVI:
 
+    /* Unicode-9.0 additions */
+    case HB_SCRIPT_ADLAM:
+
       return true;
 
     default: