diff --git a/NEWS.md b/NEWS.md
index 18a744ae404bb..a62dd5b0f0575 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -540,6 +540,8 @@ Library improvements
   * The function `thisind(s::AbstractString, i::Integer)` returns the largest valid index
     less or equal than `i` in the string `s` or `0` if no such index exists ([#24414]).
 
+  * Support for Unicode 11 ([#28266]).
+
   * `Char` is now a subtype of `AbstractChar`, and most of the functions that
     take character arguments now accept any `AbstractChar` ([#26286]).
 
diff --git a/deps/checksums/utf8proc-97ef668b312b96382714dbb8eaac4affce0816e6.tar.gz/md5 b/deps/checksums/utf8proc-97ef668b312b96382714dbb8eaac4affce0816e6.tar.gz/md5
new file mode 100644
index 0000000000000..d2e1f0af0f538
--- /dev/null
+++ b/deps/checksums/utf8proc-97ef668b312b96382714dbb8eaac4affce0816e6.tar.gz/md5
@@ -0,0 +1 @@
+fe784fa202f25742fa06ad86d3a63c21
diff --git a/deps/checksums/utf8proc-97ef668b312b96382714dbb8eaac4affce0816e6.tar.gz/sha512 b/deps/checksums/utf8proc-97ef668b312b96382714dbb8eaac4affce0816e6.tar.gz/sha512
new file mode 100644
index 0000000000000..fc7815ef6d8c0
--- /dev/null
+++ b/deps/checksums/utf8proc-97ef668b312b96382714dbb8eaac4affce0816e6.tar.gz/sha512
@@ -0,0 +1 @@
+1c80dc6e71fdad187b142d02e561dfe1880857baaec08d36240ecb2f275d1bc5467aace84eebe5a10fd3f4c40b0035e65a5db3ec2a9ee6940920b0aad6221c55
diff --git a/deps/checksums/utf8proc-d688ac122660e465dc65c8eb7b1c2444fcd52829.tar.gz/md5 b/deps/checksums/utf8proc-d688ac122660e465dc65c8eb7b1c2444fcd52829.tar.gz/md5
deleted file mode 100644
index c8d7a2e386409..0000000000000
--- a/deps/checksums/utf8proc-d688ac122660e465dc65c8eb7b1c2444fcd52829.tar.gz/md5
+++ /dev/null
@@ -1 +0,0 @@
-9e62d28101ad9792161813bb43402202
diff --git a/deps/checksums/utf8proc-d688ac122660e465dc65c8eb7b1c2444fcd52829.tar.gz/sha512 b/deps/checksums/utf8proc-d688ac122660e465dc65c8eb7b1c2444fcd52829.tar.gz/sha512
deleted file mode 100644
index 3ce183b65c94a..0000000000000
--- a/deps/checksums/utf8proc-d688ac122660e465dc65c8eb7b1c2444fcd52829.tar.gz/sha512
+++ /dev/null
@@ -1 +0,0 @@
-ea5212543a11781ec761b6231fb8af451cd31034bcc008b6664e1c3bb71b78e812d5634949ee6c58b4527954d5d6dd2bc127356dad3fea0865040d24968a08be
diff --git a/deps/utf8proc.version b/deps/utf8proc.version
index 7ab0058d17432..ed8e8e5eff831 100644
--- a/deps/utf8proc.version
+++ b/deps/utf8proc.version
@@ -1,2 +1,2 @@
-UTF8PROC_BRANCH=v2.1.1
-UTF8PROC_SHA1=d688ac122660e465dc65c8eb7b1c2444fcd52829
+UTF8PROC_BRANCH=v2.2.0
+UTF8PROC_SHA1=97ef668b312b96382714dbb8eaac4affce0816e6