diff --git a/riscv/debug_module.cc b/riscv/debug_module.cc
index 7ccac9fe..93010364 100644
--- a/riscv/debug_module.cc
+++ b/riscv/debug_module.cc
@@ -1101,10 +1101,16 @@ bool debug_module_t::dmi_write(unsigned address, uint32_t value)
         return true;
 
       case DM_ABSTRACTAUTO:
-        abstractauto.autoexecprogbuf = get_field(value,
-            DM_ABSTRACTAUTO_AUTOEXECPROGBUF);
-        abstractauto.autoexecdata = get_field(value,
-            DM_ABSTRACTAUTO_AUTOEXECDATA);
+        if (config.support_abstractauto) {
+          abstractauto.autoexecprogbuf = get_field(value,
+              DM_ABSTRACTAUTO_AUTOEXECPROGBUF);
+          abstractauto.autoexecdata = get_field(value,
+              DM_ABSTRACTAUTO_AUTOEXECDATA);
+        }
+        else {
+          abstractauto.autoexecprogbuf = 0;
+          abstractauto.autoexecdata = 0;
+        }
         return true;
       case DM_SBCS:
         sbcs.readonaddr = get_field(value, DM_SBCS_SBREADONADDR);
diff --git a/riscv/debug_module.h b/riscv/debug_module.h
index b883b3be..831df105 100644
--- a/riscv/debug_module.h
+++ b/riscv/debug_module.h
@@ -24,6 +24,7 @@ struct debug_module_config_t {
   bool support_abstract_fpr_access = true;
   bool support_haltgroups = true;
   bool support_impebreak = true;
+  bool support_abstractauto = true;
 };
 
 struct dmcontrol_t {
diff --git a/spike_main/spike.cc b/spike_main/spike.cc
index fd180de1..5617a825 100644
--- a/spike_main/spike.cc
+++ b/spike_main/spike.cc
@@ -84,6 +84,7 @@ static void help(int exit_code = 1)
   fprintf(stderr, "  --dm-no-abstract-fpr  Debug module won't support abstract FPR access\n");
   fprintf(stderr, "  --dm-no-halt-groups   Debug module won't support halt groups\n");
   fprintf(stderr, "  --dm-no-impebreak     Debug module won't support implicit ebreak in program buffer\n");
+  fprintf(stderr, "  --dm-no-abstractauto  Debug module won't support the abstractauto register\n");
   fprintf(stderr, "  --blocksz=<size>      Cache block size (B) for CMO operations(powers of 2) [default 64]\n");
   fprintf(stderr, "  --instructions=<n>    Stop after n instructions\n");
 
@@ -434,6 +435,8 @@ int main(int argc, char** argv)
       [&](const char UNUSED *s){dm_config.support_abstract_fpr_access = false;});
   parser.option(0, "dm-no-halt-groups", 0,
       [&](const char UNUSED *s){dm_config.support_haltgroups = false;});
+  parser.option(0, "dm-no-abstractauto", 0,
+      [&](const char UNUSED *s){dm_config.support_abstractauto = false;});
   parser.option(0, "log-commits", 0,
                 [&](const char UNUSED *s){log_commits = true;});
   parser.option(0, "log", 1,