diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01e9c3ce..4bdefbe6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,7 +20,7 @@ project(nominatim)
 
 set(NOMINATIM_VERSION_MAJOR 3)
 set(NOMINATIM_VERSION_MINOR 3)
-set(NOMINATIM_VERSION_PATCH 0)
+set(NOMINATIM_VERSION_PATCH 1)
 
 set(NOMINATIM_VERSION "${NOMINATIM_VERSION_MAJOR}.${NOMINATIM_VERSION_MINOR}.${NOMINATIM_VERSION_PATCH}")
 
diff --git a/ChangeLog b/ChangeLog
index 1927b590..9c76d35b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+3.3.1
+ * security fix: fix possible SQL injection via details API
+
 3.3.0
 
  * zoom 17 in reverse now zooms in on minor streets