diff --git a/services/permits/requirements.txt b/services/permits/requirements.txt
index 1d94d1cfa5..07d003156d 100644
--- a/services/permits/requirements.txt
+++ b/services/permits/requirements.txt
@@ -33,4 +33,5 @@ azure-core==1.30.2
 azure-search-documents==11.5.2
 azure-storage-blob==12.24.1
 sse-starlette==2.2.1
-urllib3==2.5.0
\ No newline at end of file
+urllib3==2.5.0
+idna>=3.15 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file