diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index b9e0e7bd..4780f240 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 3.8.10
+current_version = 4.0.0
 commit = True
 tag = True
 
diff --git a/docker-compose.opensearch.yml b/docker-compose.opensearch.yml
index 04271f1b..db45ceae 100644
--- a/docker-compose.opensearch.yml
+++ b/docker-compose.opensearch.yml
@@ -27,7 +27,7 @@ services:
         condition: on-failure
 
   app:
-    image: ghcr.io/opensanctions/yente:3.8.10
+    image: ghcr.io/opensanctions/yente:4.0.0
     depends_on:
       - index
     ports:
diff --git a/docker-compose.yml b/docker-compose.yml
index 87a241fe..6498d624 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -26,7 +26,7 @@ services:
         condition: on-failure
 
   app:
-    image: ghcr.io/opensanctions/yente:3.8.10
+    image: ghcr.io/opensanctions/yente:4.0.0
     depends_on:
       - index
     ports:
diff --git a/setup.py b/setup.py
index 6ce4f6d7..faa0e5d6 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 
 setup(
     name="yente",
-    version="3.8.10",
+    version="4.0.0",
     url="https://opensanctions.org/docs/api/",
     long_description=long_description,
     long_description_content_type="text/markdown",
diff --git a/yente/settings.py b/yente/settings.py
index dbd2144f..03ebe65c 100644
--- a/yente/settings.py
+++ b/yente/settings.py
@@ -35,7 +35,7 @@ def random_cron() -> str:
     return f"{random_minute} * * * *"
 
 
-VERSION = "3.8.10"
+VERSION = "4.0.0"
 AUTHOR = "OpenSanctions"
 HOME_PAGE = "https://www.opensanctions.org/"
 EMAIL = "info@opensanctions.org"