diff --git a/docker-compose.yml b/docker-compose.yml
index fbd0c8a..9f9f747 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -5,7 +5,7 @@ version: '3'
 
 services:
   db:
-    image: postgres:12-alpine
+    image: cthulhoo/ttrss-db-pgsql-count-bits:latest
     restart: unless-stopped
     volumes:
       - db:/var/lib/postgresql/data
diff --git a/src/db/Dockerfile b/src/db/Dockerfile
new file mode 100644
index 0000000..9f5021a
--- /dev/null
+++ b/src/db/Dockerfile
@@ -0,0 +1,15 @@
+FROM postgres:11
+EXPOSE 5432
+
+RUN apt-get update 
+RUN apt-get -y install git libpq-dev postgresql-server-dev-11
+RUN apt-get -y install gcc make
+
+COPY init-count-bits.sh /docker-entrypoint-initdb.d/
+
+RUN git clone https://github.com/sldab/count-bits.git /opt/count-bits && \
+	cd /opt/count-bits && \
+	make && \
+	sed -i.bak 's/create_functions: install/create_functions:/' Makefile && \
+	make install
+
diff --git a/src/db/init-count-bits.sh b/src/db/init-count-bits.sh
new file mode 100755
index 0000000..c50759f
--- /dev/null
+++ b/src/db/init-count-bits.sh
@@ -0,0 +1 @@
+cd /opt/count-bits && make create_functions
diff --git a/src/docker-compose.yml b/src/docker-compose.yml
index f5e52b9..8f3b70c 100644
--- a/src/docker-compose.yml
+++ b/src/docker-compose.yml
@@ -5,7 +5,10 @@ version: '3'
 
 services:
   db:
-    image: postgres:12-alpine
+    image: cthulhoo/ttrss-db-pgsql-count-bits:${BUILD_TAG}
+    build:
+      context:
+        ./db
     restart: unless-stopped
     volumes:
       - db:/var/lib/postgresql/data