diff --git a/bbmri/modules/dnpm-compose.yml b/bbmri/modules/dnpm-compose.yml
index ce0e5de..90f0c07 100644
--- a/bbmri/modules/dnpm-compose.yml
+++ b/bbmri/modules/dnpm-compose.yml
@@ -34,7 +34,7 @@ services:
       HTTPS_PROXY: http://forward_proxy:3128
       NO_PROXY: dnpm-beam-proxy,dnpm-backend
       RUST_LOG: ${RUST_LOG:-info}
-      NO_AUTH: true
+      NO_AUTH: "true"
     volumes:
       - /etc/bridgehead/dnpm/local_targets.json:/conf/connect_targets.json:ro
       - /etc/bridgehead/dnpm/central_targets.json:/conf/central_targets.json:ro
diff --git a/ccp/modules/dnpm-compose.yml b/ccp/modules/dnpm-compose.yml
index 720267b..87f2744 100644
--- a/ccp/modules/dnpm-compose.yml
+++ b/ccp/modules/dnpm-compose.yml
@@ -18,7 +18,7 @@ services:
       HTTPS_PROXY: "http://forward_proxy:3128"
       NO_PROXY: beam-proxy,dnpm-backend
       RUST_LOG: ${RUST_LOG:-info}
-      NO_AUTH: true
+      NO_AUTH: "true"
     volumes:
       - /etc/bridgehead/dnpm/local_targets.json:/conf/connect_targets.json:ro
       - /etc/bridgehead/dnpm/central_targets.json:/conf/central_targets.json:ro
diff --git a/minimal/modules/dnpm-compose.yml b/minimal/modules/dnpm-compose.yml
index 34796a2..adf04a4 100644
--- a/minimal/modules/dnpm-compose.yml
+++ b/minimal/modules/dnpm-compose.yml
@@ -34,7 +34,7 @@ services:
       HTTPS_PROXY: http://forward_proxy:3128
       NO_PROXY: dnpm-beam-proxy,dnpm-backend
       RUST_LOG: ${RUST_LOG:-info}
-      NO_AUTH: true
+      NO_AUTH: "true"
     volumes:
       - /etc/bridgehead/dnpm/local_targets.json:/conf/connect_targets.json:ro
       - /etc/bridgehead/dnpm/central_targets.json:/conf/central_targets.json:ro