diff --git a/cnpg-pgvector/Dockerfile b/cnpg-pgvector/Dockerfile
index 89f7b2002..7cb109ecc 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@sha256:39637b07c4b0dcd1da9d75d3fd279540fe8e7e9ba7b8f694e89903856281346b
 
 FROM ghcr.io/cloudnative-pg/postgresql:$PG_MAJOR as builder