diff --git a/Dockerfile b/Dockerfile
index 097fd25..2f8940c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@
 ARG PG_VERSION=18
 ARG PGVECTOR_VERSION=0.8.2
 ARG POSTGIS_VERSION=3.6.4
-ARG PG_TEXTSEARCH_VERSION=1.3.1
+ARG PG_TEXTSEARCH_VERSION=1.5.1
 ARG PG_PARTMAN_VERSION=5.4.3
 
 #############################################
diff --git a/README.md b/README.md
index 9765a43..23f4932 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Lean PostgreSQL 18 image with essential extensions for modern applications.
 |-----------|---------|-------------|
 | [pgvector](https://github.com/pgvector/pgvector) | 0.8.2 | Vector similarity search for embeddings |
 | [PostGIS](https://postgis.net/) | 3.6.4 (+ security patches) | Spatial and geographic data |
-| [pg_textsearch](https://github.com/timescale/pg_textsearch) | 1.3.1 | BM25 full-text search |
+| [pg_textsearch](https://github.com/timescale/pg_textsearch) | 1.5.1 | BM25 full-text search |
 | [pg_partman](https://github.com/pgpartman/pg_partman) | 5.4.3 | Partition management |
 | [pg_stat_statements](https://www.postgresql.org/docs/current/pgstatstatements.html) | built-in | Query performance statistics |