diff --git a/.env.example b/.env.example
index 26df8c5..d09ac3b 100644
--- a/.env.example
+++ b/.env.example
@@ -448,6 +448,7 @@ POSTGRES_ENTRYPOINT_INITDB=./postgres/docker-entrypoint-initdb.d
 
 ### POSTGRES-POSTGIS ##############################################
 
+POSTGIS_VERSION=latest
 POSTGIS_INSTALL_PGSQL_HTTP_FOR_POSTGIS13=false
 
 ### SQS ##############################################
diff --git a/docker-compose.yml b/docker-compose.yml
index 0969ea8..2314b2a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -625,7 +625,7 @@ services:
       build:
         context: ./postgres-postgis
         args:
-          - POSTGRES_VERSION=${POSTGRES_VERSION}   
+          - POSTGIS_VERSION=${POSTGIS_VERSION}   
           - INSTALL_PGSQL_HTTP_FOR_POSTGIS13=${POSTGIS_INSTALL_PGSQL_HTTP_FOR_POSTGIS13}
       volumes:
         - ${DATA_PATH_HOST}/postgres:/var/lib/postgresql/data
diff --git a/postgres-postgis/Dockerfile b/postgres-postgis/Dockerfile
index a25ea78..90f2611 100644
--- a/postgres-postgis/Dockerfile
+++ b/postgres-postgis/Dockerfile
@@ -1,5 +1,5 @@
-ARG POSTGRES_VERSION=latest
-FROM postgis/postgis:${POSTGRES_VERSION}
+ARG POSTGIS_VERSION=latest
+FROM postgis/postgis:${POSTGIS_VERSION}
 
 LABEL maintainer="Mahmoud Zalt <mahmoud@zalt.me>"