diff --git a/Libraries/LibUnicode/CMakeLists.txt b/Libraries/LibUnicode/CMakeLists.txt
index 7b0d6ebb1e..cd15a48e21 100644
--- a/Libraries/LibUnicode/CMakeLists.txt
+++ b/Libraries/LibUnicode/CMakeLists.txt
@@ -24,7 +24,7 @@ set(GENERATED_SOURCES ${CURRENT_LIB_GENERATED})
 
 ladybird_lib(LibUnicode unicode)
 
-find_package(ICU 78 REQUIRED COMPONENTS data i18n uc)
+find_package(ICU 78.2 EXACT REQUIRED COMPONENTS data i18n uc)
 target_link_libraries(LibUnicode PRIVATE ICU::i18n ICU::uc ICU::data)
 
 # FIXME: Add support for building LibGfx in sanitize
diff --git a/Meta/CMake/flatpak/org.ladybird.Ladybird.json b/Meta/CMake/flatpak/org.ladybird.Ladybird.json
index b100c34893..d576facc52 100644
--- a/Meta/CMake/flatpak/org.ladybird.Ladybird.json
+++ b/Meta/CMake/flatpak/org.ladybird.Ladybird.json
@@ -215,7 +215,7 @@
         {
           "type": "git",
           "url": "https://github.com/unicode-org/icu.git",
-          "tag": "release-78.1"
+          "tag": "release-78.2"
         }
       ],
       "subdir": "icu4c/source/",
diff --git a/vcpkg.json b/vcpkg.json
index 399a937bce..0939161c9e 100644
--- a/vcpkg.json
+++ b/vcpkg.json
@@ -271,7 +271,7 @@
     },
     {
       "name": "icu",
-      "version": "78.1#1"
+      "version": "78.2#0"
     },
     {
       "name": "libavif",