diff --git a/validation/raptor_validation/validate_one.py b/validation/raptor_validation/validate_one.py
index 16c84d9..89985b4 100644
--- a/validation/raptor_validation/validate_one.py
+++ b/validation/raptor_validation/validate_one.py
@@ -34,7 +34,7 @@ STAGE_COLORS = {
     STAGE_TITLES[7]: Fore.BLUE,
 }
 STAGE_COUNT = len(STAGE_TITLES)
-GENERATED_DIR_NAMES = ("inputs", "outputs", "raptor", "runner", "simulation")
+GENERATED_DIR_NAMES = ("inputs", "outputs", "pimcomp", "raptor", "runner", "simulation")
 
 MODE_FULL = "full"
 MODE_COMPILE_ONLY = "compile_only"
diff --git a/validation/validate.py b/validation/validate.py
index 6410809..45be381 100755
--- a/validation/validate.py
+++ b/validation/validate.py
@@ -21,6 +21,7 @@ from raptor_validation.validate_one import (
     PIMSIM_NOT_RUN,
     PIMSIM_SKIPPED,
     PIMSIM_UNSUPPORTED,
+    GENERATED_DIR_NAMES,
     ProgressReporter,
     ValidationResult,
     clean_workspace_artifacts,
@@ -34,6 +35,13 @@ DEFAULT_PIMCOMP_CONFIG = "arch-a"
 PIMCOMP_CONFIG_CHOICES = ("arch-a", "arch-b", "arch-c")
 
 
+def discover_onnx_files(root):
+    return sorted(
+        path for path in root.rglob("*.onnx")
+        if not any(part in GENERATED_DIR_NAMES for part in path.relative_to(root).parts[:-1])
+    )
+
+
 def run_validation_job(job):
     models, options = job
     completed = []
@@ -199,7 +207,7 @@ def main():
         print(Fore.RED + f"Operations directory not found: {operations_dir}" + Style.RESET_ALL)
         sys.exit(1)
 
-    onnx_files = sorted(operations_dir.rglob("*.onnx"))
+    onnx_files = discover_onnx_files(operations_dir)
     if not onnx_files:
         print(Fore.YELLOW + f"No .onnx files found under {operations_dir}" + Style.RESET_ALL)
         sys.exit(1)