diff --git a/Dockerfile b/Dockerfile
index e804a15..1f9e389 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,13 +11,16 @@
 ARG KUBEVIRTFROM
 FROM $KUBEVIRTFROM
 
+# Mandatory labels for the build service:
+#   https://en.opensuse.org/Building_derived_containers
 # labelprefix=%%LABELPREFIX%%
-PREFIXEDLABEL org.opencontainers.image.title="kubevirt virt-exportserver container"
-PREFIXEDLABEL org.opencontainers.image.description="HTTP server for the VirtualMachineExport resources"
-PREFIXEDLABEL org.opencontainers.image.created="%BUILDTIME%"
-PREFIXEDLABEL org.opencontainers.image.version="%%PKG_VERSION%%.%RELEASE%"
-PREFIXEDLABEL org.openbuildservice.disturl="%DISTURL%"
-PREFIXEDLABEL org.opensuse.reference="%%REGISTRY%%/%%TAGPREFIX%%/virt-exportserver:%%PKG_VERSION%%.%RELEASE%"
+LABEL org.opencontainers.image.title="kubevirt virt-exportserver container"
+LABEL org.opencontainers.image.description="HTTP server for the VirtualMachineExport resources"
+LABEL org.opencontainers.image.created="%BUILDTIME%"
+LABEL org.opencontainers.image.version="%%PKG_VERSION%%.%RELEASE%"
+LABEL org.openbuildservice.disturl="%DISTURL%"
+LABEL org.opensuse.reference="%%REGISTRY%%/%%TAGPREFIX%%/virt-exportserver:%%PKG_VERSION%%.%RELEASE%"
+# endlabelprefix
 
 RUN zypper -n install kubevirt-virt-exportserver shadow tar && \
     zypper clean -a && \
diff --git a/virt-exportserver-container.changes b/virt-exportserver-container.changes
index a98ed57..b6c33c5 100644
--- a/virt-exportserver-container.changes
+++ b/virt-exportserver-container.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Aug  4 07:26:59 UTC 2022 - Vasily Ulyanov <vasily.ulyanov@suse.com>
+
+- Use standard LABEL directive to add mandatory labels
+
 -------------------------------------------------------------------
 Thu Jul 21 12:34:40 UTC 2022 - Vasily Ulyanov <vasily.ulyanov@suse.com>