diff --git a/cnpg-pgvector/Dockerfile b/cnpg-pgvector/Dockerfile
index 89f7b2002..456bc4ca7 100644
--- a/cnpg-pgvector/Dockerfile
+++ b/cnpg-pgvector/Dockerfile
@@ -1,5 +1,5 @@
 # CNPG operand image with pgvector extension
-ARG PG_MAJOR=15@sha256:6efd1836af0a31bee40e41d312f7752350dd7551a7d4e2e527444fa7d529a921
+ARG PG_MAJOR=16@sha256:3d744eac8cd9b54c381f5a1985df0df80f31e41c3bdb3c27a744ca44c74608d3
 
 FROM ghcr.io/cloudnative-pg/postgresql:$PG_MAJOR as builder