diff --git a/android/icudtl.dat b/android/icudtl.dat
index 55ec28e3f..be1bafb11 100644
Binary files a/android/icudtl.dat and b/android/icudtl.dat differ
diff --git a/cast/icudtl.dat b/cast/icudtl.dat
index e5285fcfc..e21352f4d 100644
Binary files a/cast/icudtl.dat and b/cast/icudtl.dat differ
diff --git a/chromecast_video/icudtl.dat b/chromecast_video/icudtl.dat
index fbb985923..ee9b41b9f 100644
Binary files a/chromecast_video/icudtl.dat and b/chromecast_video/icudtl.dat differ
diff --git a/chromeos/icudtl.dat b/chromeos/icudtl.dat
index 6197e70b1..a2b9fe170 100644
Binary files a/chromeos/icudtl.dat and b/chromeos/icudtl.dat differ
diff --git a/common/icudtb.dat b/common/icudtb.dat
index b4e514f1e..98492b7db 100644
Binary files a/common/icudtb.dat and b/common/icudtb.dat differ
diff --git a/common/icudtl.dat b/common/icudtl.dat
index 3cb1a3b82..783aedc0b 100644
Binary files a/common/icudtl.dat and b/common/icudtl.dat differ
diff --git a/ios/icudtl.dat b/ios/icudtl.dat
index c8738b297..bc9d15a51 100644
Binary files a/ios/icudtl.dat and b/ios/icudtl.dat differ
diff --git a/source/data/misc/supplementalData.txt b/source/data/misc/supplementalData.txt
index 5ab96abd6..643973bed 100644
--- a/source/data/misc/supplementalData.txt
+++ b/source/data/misc/supplementalData.txt
@@ -218,6 +218,25 @@ supplementalData:table(nofallback){
             }
             system{"lunar"}
         }
+        iso8601{
+            eras{
+                0{
+                    end:intvector{
+                        0,
+                        12,
+                        31,
+                    }
+                }
+                1{
+                    start:intvector{
+                        1,
+                        1,
+                        1,
+                    }
+                }
+            }
+            system{"solar"}
+        }
         japanese{
             eras{
                 0{