diff --git a/Dockerfile b/Dockerfile
index c2be374..d6d58e7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM postgres:13.8
+FROM postgres:13
 
 RUN apt-get update
 RUN apt-get -y install postgresql-13-cron
diff --git a/README.md b/README.md
index 442f994..fc99cf2 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ## Postgres givethio
 
-We needed a postgres docker image with enabled pg_cron so we wrote and publish this docker image 
+We needed a postgres docker image with enabled pg_cron and pg_trgm so we wrote and publish this docker image 
 to use it in https://github.com/Giveth/impact-graph
 
 related PR in impact-graph https://github.com/Giveth/impact-graph/pull/658
diff --git a/init-db/001-setup.sh b/init-db/001-setup-pg_cron.sh
similarity index 77%
rename from init-db/001-setup.sh
rename to init-db/001-setup-pg_cron.sh
index 92e840f..1b19da6 100755
--- a/init-db/001-setup.sh
+++ b/init-db/001-setup-pg_cron.sh
@@ -4,9 +4,8 @@
 # Remove last line "shared_preload_libraries='citus'"
 sed -i '$ d' /var/lib/postgresql/data/pgdata/postgresql.conf
 cat <<EOT >> /var/lib/postgresql/data/pgdata/postgresql.conf
-shared_preload_libraries='pg_cron'
-cron.database_name='givethio'
+shared_preload_libraries = 'pg_cron,pg_trgm';
+cron.database_name = 'givethio'
 EOT
 # Required to load pg_cron
 pg_ctl restart
-
diff --git a/init-db/002-setup-pg_trgm.sql b/init-db/002-setup-pg_trgm.sql
new file mode 100644
index 0000000..d497121
--- /dev/null
+++ b/init-db/002-setup-pg_trgm.sql
@@ -0,0 +1 @@
+CREATE EXTENSION pg_trgm;