diff --git a/bochs/cpu/cpudb/amd/ryzen.cc b/bochs/cpu/cpudb/amd/ryzen.cc
index 3fb4b1bd9..18e945368 100644
--- a/bochs/cpu/cpudb/amd/ryzen.cc
+++ b/bochs/cpu/cpudb/amd/ryzen.cc
@@ -87,6 +87,7 @@ ryzen_t::ryzen_t(BX_CPU_C *cpu): bx_cpuid_t(cpu)
   enable_cpu_extension(BX_ISA_BMI2);
   enable_cpu_extension(BX_ISA_FSGSBASE);
   enable_cpu_extension(BX_ISA_SMEP);
+  enable_cpu_extension(BX_ISA_ADX);
   enable_cpu_extension(BX_ISA_SMAP);
   enable_cpu_extension(BX_ISA_SHA);
   enable_cpu_extension(BX_ISA_CLFLUSHOPT);
@@ -761,7 +762,7 @@ void ryzen_t::get_ext_cpuid_leaf_1E(cpuid_function_t *leaf) const
 
 void ryzen_t::dump_cpuid(void) const
 {
-  bx_cpuid_t::dump_cpuid(0xD, 0x1E);
+  bx_cpuid_t::dump_cpuid(0xD, 0x1F);
 }
 
 bx_cpuid_t *create_ryzen_cpuid(BX_CPU_C *cpu) { return new ryzen_t(cpu); }