diff --git a/requirements.txt b/requirements.txt
index a5c0299..78576f8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,8 +29,8 @@ dry-rest-permissions==0.1.8
 djangorestframework-gis==0.13
 drf-yasg==1.7.4
 django-extra-fields==1.0.0
-Pillow==5.1.0
-djoser==1.2.2
+Pillow==9.0.1
+djoser==1.5.1
 
 # for S3 static/media storage
 django-storages==1.6.6
@@ -54,3 +54,4 @@ django-extensions>=1.7.2,<1.8
 ipython>=5.1.0,<6.0
 Werkzeug>=0.10.4,<1.0
 factory-boy==2.11.1
+urllib3>=1.26.5 # not directly required, pinned by Snyk to avoid a vulnerability