diff --git a/config.sh b/config.sh
index c7ea428f80377863b5b45b7f06d94ef2fae263e7..aff0f47d2f9dad8c76138436e7ef0b3d0a16ad8e 100755
--- a/config.sh
+++ b/config.sh
@@ -26,32 +26,32 @@ DOCKER_COMPOSE_FILES=$base_compose_file
 
 # Letsencrypt
 letsencrypt_compose_file=" -f letsencrypt-webserver/docker-compose.yml "
-DOCKER_COMPOSE_FILES+=$letsencrypt_compose_file
+$DOCKER_COMPOSE_FILES+=$letsencrypt_compose_file
 LETSENCRYPT_DIR=letsencrypt-webserver
 LETSENCRYPT_URL="$GIT_URL$LETSENCRYPT_DIR".git
 
 # Jitsi
 JITSI_DIR=jitsi-auto-config
 JITSI_URL="$GIT_URL$JITSI_DIR".git
-if ["$USE_JITSI" = "true"]; then
+if [ "$USE_JITSI" == "true" ]; then
 jitsi_compose_file=" -f jitsi/docker-compose.yml "
-DOCKER_COMPOSE_FILES+=$jitsi_compose_file
+$DOCKER_COMPOSE_FILES+=$jitsi_compose_file
 SUB_DOMAINS+="jitsi,"
 fi
 
 # noVNC - Screen sharing with VNC
 NOVNC_DIR=novnc
 NOVNC_URL="$GIT_URL$NOVNC_DIR".git
-if ["$USE_NO_VNC" = "true"]; then
+if [ "$USE_NO_VNC" == "true" ]; then
 novnc_compose_file=" -f ./novnc/docker-compose.yml "
-DOCKER_COMPOSE_FILES+=$novnc_compose_file
+$DOCKER_COMPOSE_FILES+=$novnc_compose_file
 fi
 
 # Mumble
 MUMBLE_DIR=build-mumble-web
 MUMBLE_URL=https://github.com/Johni0702/mumble-web.git
-if ["$USE_MUMBLE" = "true"]; then
+if [ "$USE_MUMBLE" == "true" ]; then
 mumble_compose_file=" -f ./build-mumble-web/docker-compose.production.yml"
-DOCKER_COMPOSE_FILES+=$mumble_compose_file
+$DOCKER_COMPOSE_FILES+=$mumble_compose_file
 SUB_DOMAINS+="mumble-web"
-fi
\ No newline at end of file
+fi
diff --git a/tools/start_containers.sh b/tools/start_containers.sh
index 214073c204b6b792e0cdb81d8e7eddf7243cffd2..3b43da1e0b4542ad9e5403a8ed6482125acb5076 100755
--- a/tools/start_containers.sh
+++ b/tools/start_containers.sh
@@ -2,4 +2,4 @@
 
 # start/restart all containers
 source config.sh
-docker-compose $docker_compose_files up -d
\ No newline at end of file
+docker-compose $DOCKER_COMPOSE_FILES up -d
\ No newline at end of file
diff --git a/tools/stop_containers.sh b/tools/stop_containers.sh
index e9dc11257fcf3f28fbe2ad7e5026fd10adde4f02..b4672bff7d52613f49ce8b2102d2be8388de301f 100755
--- a/tools/stop_containers.sh
+++ b/tools/stop_containers.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 
 source config.sh
-docker-compose $docker_compose_files down
\ No newline at end of file
+docker-compose $DOCKER_COMPOSE_FILES down
\ No newline at end of file