diff --git a/pycardano/backend/blockfrost.py b/pycardano/backend/blockfrost.py
index cbd81285..5008382b 100644
--- a/pycardano/backend/blockfrost.py
+++ b/pycardano/backend/blockfrost.py
@@ -174,9 +174,10 @@ def protocol_param(self) -> ProtocolParameters:
 
     def _get_script(self, script_hash: str) -> ScriptType:
         script_type = self.api.script(script_hash).type
-        if script_type.startsWith("plutusV"):
+        if script_type.startswith("plutusV"):
             ps = PlutusScript.from_version(
-                script_type[-1], bytes.fromhex(self.api.script_cbor(script_hash).cbor)
+                int(script_type[-1]),
+                bytes.fromhex(self.api.script_cbor(script_hash).cbor),
             )
             return _try_fix_script(script_hash, ps)
         else: