diff --git a/aiida_flexpart/workflows/inversion_workflow.py b/aiida_flexpart/workflows/inversion_workflow.py
index 02f77a8..83a21b4 100644
--- a/aiida_flexpart/workflows/inversion_workflow.py
+++ b/aiida_flexpart/workflows/inversion_workflow.py
@@ -79,6 +79,7 @@ def run_inv(self):
         builder.observations = self.inputs.observations
         builder.chunk = self.inputs.chunk
         builder.chunk_w = self.inputs.chunk_w
+        builder.metadata.options = self.inputs.inversioncalc.metadata.options
 
         start = datetime.strptime(self.inputs.date_range.value[:10], '%Y-%m-%d')
         end = datetime.strptime(self.inputs.date_range.value[12:], '%Y-%m-%d')
diff --git a/pyproject.toml b/pyproject.toml
index cd4feb0..f87d015 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ name = "aiida_flexpart"
 
 [project]
 name = "aiida-flexpart"
-version = "0.1.8"
+version = "0.1.9"
 readme = "README.md"
 license = {file = 'LICENSE'}
 description = "AiiDA plugin for the FLEXPART code (simulation of atmospheric transport processes)."