diff --git a/common.mk b/common.mk
index 9256214eed..f9f317d78a 100644
--- a/common.mk
+++ b/common.mk
@@ -18,7 +18,7 @@ mflags = $(MFLAGS)
 gnumake_recursive =
 enable_shared = $(ENABLE_SHARED:no=)
 
-UNICODE_VERSION = 14.0.0
+UNICODE_VERSION = 15.0.0
 UNICODE_EMOJI_VERSION_0 = $(UNICODE_VERSION)///
 UNICODE_EMOJI_VERSION_1 = $(UNICODE_EMOJI_VERSION_0:.0///=)
 UNICODE_EMOJI_VERSION = $(UNICODE_EMOJI_VERSION_1:///=)