diff --git a/bin/yaml/libraries.yaml b/bin/yaml/libraries.yaml
index 23d3708f8..6bd5748f0 100644
--- a/bin/yaml/libraries.yaml
+++ b/bin/yaml/libraries.yaml
@@ -457,6 +457,15 @@ libraries:
       targets:
       - 0.12.2
       type: github
+    icu:
+      build_type: manual
+      check_file: README.md
+      lib_type: shared
+      repo:  unicode-org/icu
+      target_prefix: release-
+      targets:
+      - 71-1
+      type: github
     hip-amd:
       check_file: include/hip/hip_runtime.h
       path_name: libs/rocm/{name}
diff --git a/update_compilers/install_libraries.sh b/update_compilers/install_libraries.sh
index 70b9dc61c..67693db0e 100755
--- a/update_compilers/install_libraries.sh
+++ b/update_compilers/install_libraries.sh
@@ -51,6 +51,35 @@ install_openssl() {
 
 install_openssl 1_1_1c 1_1_1g
 
+#########################
+# ICU
+
+install_icu() {
+    for VERSION in "$@"; do
+        local DEST=${OPT}/libs/icu/${VERSION}/x86_64/opt
+        if [[ ! -d ${DEST} ]]; then
+            pushd /tmp
+            fetch "https://github.com/unicode-org/icu/releases/download/release-${VERSION}/icu4c-${VERSION/-/_}-src.tgz" |
+                tar zxf -
+            pushd icu/source
+            ./configure --prefix=${DEST}
+            make
+            make install
+
+            make clean
+            ./configure --prefix=${DEST/x86_64/x86} --with-library-bits=32
+            make
+            make install
+
+            popd
+            rm -rf icu
+            popd
+        fi
+    done
+}
+
+install_icu 71-1
+
 #########################
 # cs50