diff --git a/scripts/pylib/twister/twisterlib/platform.py b/scripts/pylib/twister/twisterlib/platform.py
index b19f908b915..5c7ac81b102 100644
--- a/scripts/pylib/twister/twisterlib/platform.py
+++ b/scripts/pylib/twister/twisterlib/platform.py
@@ -30,6 +30,9 @@ class Simulator:
         self.exec = data.get("exec")
 
     def is_runnable(self) -> bool:
+        if self.name == "simics":
+            return shutil.which(self.exec, path=os.environ.get("SIMICS_PROJECT")) is not None
+
         return not bool(self.exec) or bool(shutil.which(self.exec))
 
     def __str__(self):