diff --git a/configure.cmake b/configure.cmake
index 456999cf37b..b1ff2ba5b22 100644
--- a/configure.cmake
+++ b/configure.cmake
@@ -308,6 +308,25 @@ int main(int argc, char **argv)
 }
 ")
 
+# intelcet
+qt_config_compile_test(intelcet
+    LABEL "Support for Intel Control-flow Enforcement Technology"
+    CODE
+"
+
+
+int main(int argc, char **argv)
+{
+    (void)argc; (void)argv;
+    /* BEGIN TEST: */
+#if !defined(__CET__)
+#  error Intel CET not available
+#endif
+    /* END TEST: */
+    return 0;
+}
+")
+
 
 
 #### Features
@@ -812,6 +831,10 @@ qt_feature("relocatable" PRIVATE
     AUTODETECT QT_FEATURE_shared
     CONDITION QT_FEATURE_dlopen OR WIN32 OR NOT QT_FEATURE_shared
 )
+qt_feature("intelcet" PRIVATE
+    LABEL "Using Intel CET"
+    CONDITION TEST_intelcet
+)
 qt_configure_add_summary_build_type_and_config()
 qt_configure_add_summary_section(NAME "Build options")
 qt_configure_add_summary_build_mode(Mode)
diff --git a/src/network/configure.cmake b/src/network/configure.cmake
index 924ecb89da7..1dccd67f78f 100644
--- a/src/network/configure.cmake
+++ b/src/network/configure.cmake
@@ -16,11 +16,11 @@ qt_config_compile_test(openssl_headers
 "
 #include <openssl/ssl.h>
 #include <openssl/opensslv.h>
-#if !defined(OPENSSL_VERSION_NUMBER) || OPENSSL_VERSION_NUMBER-0 < 0x10100000L
-#  error OpenSSL >= 1.1.0 is required
+#if !defined(OPENSSL_VERSION_NUMBER) || OPENSSL_VERSION_NUMBER-0 < 0x10101000L
+#  error OpenSSL >= 1.1.1 is required
 #endif
 #if !defined(OPENSSL_NO_EC) && !defined(SSL_CTRL_SET_CURVES)
-#  error OpenSSL was reported as >= 1.1.0 but is missing required features, possibly it's libressl which is unsupported
+#  error OpenSSL was reported as >= 1.1.1 but is missing required features, possibly it's libressl which is unsupported
 #endif
 int main(int argc, char **argv)
 {
@@ -41,11 +41,11 @@ qt_config_compile_test(openssl
 "
 #include <openssl/ssl.h>
 #include <openssl/opensslv.h>
-#if !defined(OPENSSL_VERSION_NUMBER) || OPENSSL_VERSION_NUMBER-0 < 0x10100000L
-#  error OpenSSL >= 1.1.0 is required
+#if !defined(OPENSSL_VERSION_NUMBER) || OPENSSL_VERSION_NUMBER-0 < 0x10101000L
+#  error OpenSSL >= 1.1.1 is required
 #endif
 #if !defined(OPENSSL_NO_EC) && !defined(SSL_CTRL_SET_CURVES)
-#  error OpenSSL was reported as >= 1.1.0 but is missing required features, possibly it's libressl which is unsupported
+#  error OpenSSL was reported as >= 1.1.1 but is missing required features, possibly it's libressl which is unsupported
 #endif
 int main(int argc, char **argv)
 {