diff --git a/Dockerfile b/Dockerfile
index eadd6331823b37533ba930d6a14e61f17055d38b..50cf01d2346f181fc85ae16327b1b9de60b88498 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -318,9 +318,9 @@ FROM registry.conarx.tech/containers/nginx-php/edge
 
 
 ARG VERSION_INFO=
-LABEL org.opencontainers.image.authors   "Nigel Kukard <nkukard@conarx.tech>"
-LABEL org.opencontainers.image.version   "edge"
-LABEL org.opencontainers.image.base.name "registry.conarx.tech/containers/nginx-php/edge"
+LABEL org.opencontainers.image.authors   = "Nigel Kukard <nkukard@conarx.tech>"
+LABEL org.opencontainers.image.version   = "edge"
+LABEL org.opencontainers.image.base.name = "registry.conarx.tech/containers/nginx-php/edge"
 
 
 # Copy in built binaries