diff --git a/src/corelib/global/qsimd.cpp b/src/corelib/global/qsimd.cpp
index 4630122adc7..cc904335673 100644
--- a/src/corelib/global/qsimd.cpp
+++ b/src/corelib/global/qsimd.cpp
@@ -564,6 +564,12 @@ uint64_t QT_MANGLE_NAMESPACE(qDetectCpuFeatures)()
     // Yocto hard-codes CRC32+AES on. Since they are unlikely to be used
     // automatically by compilers, we can just add runtime check.
     minFeatureTest &= ~(CpuFeatureAES|CpuFeatureCRC32);
+#endif
+#if defined(Q_PROCESSOR_X86_64) && defined(cpu_feature_shstk)
+    // Controlflow Enforcement Technology (CET) is an OS-assisted
+    // hardware-feature, meaning the CPUID bit may be disabled if the OS
+    // doesn't support it, but that's ok.
+    minFeatureTest &= ~CpuFeatureSHSTK;
 #endif
     QCpuFeatureType f = detectProcessorFeatures();