diff --git a/python/ql/test/experimental/query-tests/Security/CWE-1427-PromptInjection/PromptInjection.expected b/python/ql/test/experimental/query-tests/Security/CWE-1427-PromptInjection/PromptInjection.expected
index d60b63c701e7..1a899e7c82fe 100644
--- a/python/ql/test/experimental/query-tests/Security/CWE-1427-PromptInjection/PromptInjection.expected
+++ b/python/ql/test/experimental/query-tests/Security/CWE-1427-PromptInjection/PromptInjection.expected
@@ -20,7 +20,7 @@ edges
 | agent_instructions.py:2:26:2:32 | ControlFlowNode for ImportMember | agent_instructions.py:2:26:2:32 | ControlFlowNode for request | provenance |  |
 | agent_instructions.py:2:26:2:32 | ControlFlowNode for request | agent_instructions.py:7:13:7:19 | ControlFlowNode for request | provenance |  |
 | agent_instructions.py:2:26:2:32 | ControlFlowNode for request | agent_instructions.py:17:13:17:19 | ControlFlowNode for request | provenance |  |
-| agent_instructions.py:7:5:7:9 | ControlFlowNode for input | agent_instructions.py:9:50:9:89 | ControlFlowNode for BinaryExpr | provenance | Sink:MaD:94 |
+| agent_instructions.py:7:5:7:9 | ControlFlowNode for input | agent_instructions.py:9:50:9:89 | ControlFlowNode for BinaryExpr | provenance | Sink:MaD:2 |
 | agent_instructions.py:7:13:7:19 | ControlFlowNode for request | agent_instructions.py:7:13:7:24 | ControlFlowNode for Attribute | provenance | AdditionalTaintStep |
 | agent_instructions.py:7:13:7:24 | ControlFlowNode for Attribute | agent_instructions.py:7:13:7:37 | ControlFlowNode for Attribute() | provenance | dict.get |
 | agent_instructions.py:7:13:7:37 | ControlFlowNode for Attribute() | agent_instructions.py:7:5:7:9 | ControlFlowNode for input | provenance |  |
@@ -38,7 +38,7 @@ edges
 | openai_test.py:12:5:12:11 | ControlFlowNode for persona | openai_test.py:41:22:41:46 | ControlFlowNode for BinaryExpr | provenance |  |
 | openai_test.py:12:5:12:11 | ControlFlowNode for persona | openai_test.py:63:28:63:51 | ControlFlowNode for BinaryExpr | provenance |  |
 | openai_test.py:12:5:12:11 | ControlFlowNode for persona | openai_test.py:80:28:80:51 | ControlFlowNode for BinaryExpr | provenance |  |
-| openai_test.py:12:5:12:11 | ControlFlowNode for persona | openai_test.py:92:22:92:46 | ControlFlowNode for BinaryExpr | provenance | Sink:MaD:58614 |
+| openai_test.py:12:5:12:11 | ControlFlowNode for persona | openai_test.py:92:22:92:46 | ControlFlowNode for BinaryExpr | provenance | Sink:MaD:1 |
 | openai_test.py:12:15:12:21 | ControlFlowNode for request | openai_test.py:12:15:12:26 | ControlFlowNode for Attribute | provenance | AdditionalTaintStep |
 | openai_test.py:12:15:12:21 | ControlFlowNode for request | openai_test.py:13:13:13:24 | ControlFlowNode for Attribute | provenance | AdditionalTaintStep |
 | openai_test.py:12:15:12:26 | ControlFlowNode for Attribute | openai_test.py:12:15:12:41 | ControlFlowNode for Attribute() | provenance | dict.get |
@@ -53,6 +53,9 @@ edges
 | openai_test.py:13:13:13:19 | ControlFlowNode for request | openai_test.py:13:13:13:24 | ControlFlowNode for Attribute | provenance | AdditionalTaintStep |
 | openai_test.py:13:13:13:24 | ControlFlowNode for Attribute | openai_test.py:13:13:13:37 | ControlFlowNode for Attribute() | provenance | dict.get |
 | openai_test.py:13:13:13:37 | ControlFlowNode for Attribute() | openai_test.py:13:5:13:9 | ControlFlowNode for query | provenance |  |
+models
+| 1 | Sink: OpenAI; Member[beta].Member[assistants].Member[create].Argument[instructions:]; prompt-injection |
+| 2 | Sink: agents; Member[Agent].Argument[instructions:]; prompt-injection |
 nodes
 | agent_instructions.py:2:26:2:32 | ControlFlowNode for ImportMember | semmle.label | ControlFlowNode for ImportMember |
 | agent_instructions.py:2:26:2:32 | ControlFlowNode for request | semmle.label | ControlFlowNode for request |
diff --git a/python/ql/test/experimental/query-tests/Security/CWE-1427-PromptInjection/PromptInjection.qlref b/python/ql/test/experimental/query-tests/Security/CWE-1427-PromptInjection/PromptInjection.qlref
index 08466562ffe7..bd9514c306b5 100644
--- a/python/ql/test/experimental/query-tests/Security/CWE-1427-PromptInjection/PromptInjection.qlref
+++ b/python/ql/test/experimental/query-tests/Security/CWE-1427-PromptInjection/PromptInjection.qlref
@@ -1,2 +1,4 @@
 query: experimental/Security/CWE-1427/PromptInjection.ql
-postprocess: utils/test/InlineExpectationsTestQuery.ql
\ No newline at end of file
+postprocess:
+  - utils/test/PrettyPrintModels.ql
+  - utils/test/InlineExpectationsTestQuery.ql