diff --git a/src/corelib/configure.cmake b/src/corelib/configure.cmake
index 8be7d61c5c4..b0569ab4325 100644
--- a/src/corelib/configure.cmake
+++ b/src/corelib/configure.cmake
@@ -26,7 +26,9 @@ qt_find_package(WrapSystemDoubleConversion
                 PROVIDED_TARGETS WrapSystemDoubleConversion::WrapSystemDoubleConversion
                 MODULE_NAME core QMAKE_LIB doubleconversion)
 qt_find_package(GLIB2 PROVIDED_TARGETS GLIB2::GLIB2 MODULE_NAME core QMAKE_LIB glib)
-qt_find_package(ICU COMPONENTS i18n uc data PROVIDED_TARGETS ICU::i18n ICU::uc ICU::data MODULE_NAME core QMAKE_LIB icu)
+qt_find_package(ICU 50.1 COMPONENTS i18n uc data PROVIDED_TARGETS ICU::i18n ICU::uc ICU::data
+    MODULE_NAME core QMAKE_LIB icu)
+
 if(QT_FEATURE_dlopen)
     qt_add_qmake_lib_dependency(icu libdl)
 endif()
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index fcc29596614..3c491d96754 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -18,7 +18,7 @@ if(QT_BUILD_STANDALONE_TESTS)
     qt_internal_set_up_config_optimizations_like_in_qmake()
 
     qt_find_package(WrapDBus1 PROVIDED_TARGETS dbus-1)
-    qt_find_package(ICU COMPONENTS i18n uc data PROVIDED_TARGETS ICU::i18n ICU::uc ICU::data)
+    qt_find_package(ICU 50.1 COMPONENTS i18n uc data PROVIDED_TARGETS ICU::i18n ICU::uc ICU::data)
     qt_find_package(WrapOpenSSL PROVIDED_TARGETS WrapOpenSSL::WrapOpenSSL)
     qt_find_package(WrapOpenSSLHeaders PROVIDED_TARGETS WrapOpenSSLHeaders::WrapOpenSSLHeaders)
     # special case end