diff --git a/Dockerfile b/Dockerfile
index bff14b8..b529275 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,10 @@
-# Lean PostgreSQL image with pgvector, PostGIS, pg_textsearch, and pgsodium
+# Lean PostgreSQL image with pgvector, PostGIS, and pg_textsearch
 # Multi-stage build - all toolchains discarded, only artifacts kept
 
 ARG PG_VERSION=17
 ARG PGVECTOR_VERSION=0.8.0
 ARG POSTGIS_VERSION=3.5.1
 ARG PG_TEXTSEARCH_VERSION=0.6.0
-ARG PGSODIUM_VERSION=3.1.9
 
 #############################################
 # Stage 1: Build extensions
@@ -15,7 +14,6 @@ FROM postgres:${PG_VERSION}-alpine AS builder
 ARG PGVECTOR_VERSION
 ARG POSTGIS_VERSION
 ARG PG_TEXTSEARCH_VERSION
-ARG PGSODIUM_VERSION
 
 RUN apk add --no-cache \
     git \
@@ -32,7 +30,6 @@ RUN apk add --no-cache \
     protobuf-c-dev \
     libxml2-dev \
     pcre2-dev \
-    libsodium-dev \
     # PostGIS build tools
     perl \
     flex \
@@ -62,12 +59,6 @@ RUN git clone --branch v${PG_TEXTSEARCH_VERSION} --depth 1 https://github.com/ti
     make -j$(nproc) && \
     make install
 
-# pgsodium
-RUN git clone --branch v${PGSODIUM_VERSION} --depth 1 https://github.com/michelp/pgsodium.git && \
-    cd pgsodium && \
-    make -j$(nproc) && \
-    make install
-
 #############################################
 # Stage 2: Final lean runtime image
 #############################################
@@ -81,12 +72,14 @@ RUN apk add --no-cache \
     json-c \
     protobuf-c \
     libxml2 \
-    pcre2 \
-    libsodium
+    pcre2
 
 # Copy compiled extensions from builder
 COPY --from=builder /usr/local/lib/postgresql/ /usr/local/lib/postgresql/
 COPY --from=builder /usr/local/share/postgresql/ /usr/local/share/postgresql/
 
+# Preload pg_textsearch so CREATE EXTENSION works without manual config
+RUN echo "shared_preload_libraries = 'pg_textsearch'" >> /usr/local/share/postgresql/postgresql.conf.sample
+
 LABEL org.opencontainers.image.source="https://github.com/constructive-io/docker"
-LABEL org.opencontainers.image.description="PostgreSQL 17 with pgvector, PostGIS, pg_textsearch, and pgsodium"
+LABEL org.opencontainers.image.description="PostgreSQL 17 with pgvector, PostGIS, and pg_textsearch"
diff --git a/README.md b/README.md
index 91dd59c..4e3db68 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,6 @@ Lean PostgreSQL 17 image with essential extensions for modern applications.
 | [pgvector](https://github.com/pgvector/pgvector) | Vector similarity search for embeddings |
 | [PostGIS](https://postgis.net/) | Spatial and geographic data |
 | [pg_textsearch](https://www.tigerdata.com/docs/use-timescale/latest/extensions/pg-textsearch) | BM25 full-text search |
-| [pgsodium](https://github.com/michelp/pgsodium) | Encryption using libsodium |
 
 ## Usage
 
@@ -35,7 +34,6 @@ Enable extensions as needed:
 CREATE EXTENSION vector;
 CREATE EXTENSION postgis;
 CREATE EXTENSION pg_textsearch;
-CREATE EXTENSION pgsodium;
 ```
 
 ## Build