diff --git a/pynq/metadata/runtime_metadata_parser.py b/pynq/metadata/runtime_metadata_parser.py
index cd69d2a2a..e55ae8e3c 100644
--- a/pynq/metadata/runtime_metadata_parser.py
+++ b/pynq/metadata/runtime_metadata_parser.py
@@ -49,8 +49,9 @@ def __init__(self, md: Module) -> None:
         self.xclbin_data = None
         self.dtbo_data = None
         self.systemgraph = self.md
-        self.ps_name = list(md.get_processing_systems().keys())[0]
-        self.ps = md.get_processing_systems()[self.ps_name]
+        ps_blocks = md.get_processing_systems()
+        self.ps = ps_blocks[list(ps_blocks.keys())[0]]
+        self.ps_name = self.ps.hierarchy_name
         self.family_ps = self.ps.ps_name
 
         self.interrupt_controllers_view = InterruptControllersView(self.md)
@@ -113,4 +114,4 @@ def assign_interrupts_to_ip(self)->None:
             if block in self.ip_dict:
                 self.ip_dict[block]["interrupts"][pin] = val
             elif block in self.hierarchy_dict:
-                self.hierarchy_dict[block]["interrupts"][pin]= val   
\ No newline at end of file
+                self.hierarchy_dict[block]["interrupts"][pin]= val