diff --git a/sdk_container/src/third_party/portage-stable/eclass/portability.eclass b/sdk_container/src/third_party/portage-stable/eclass/portability.eclass
index 78da440e22..926ac8b8b8 100644
--- a/sdk_container/src/third_party/portage-stable/eclass/portability.eclass
+++ b/sdk_container/src/third_party/portage-stable/eclass/portability.eclass
@@ -9,14 +9,18 @@
 # @SUPPORTED_EAPIS: 6 7 8
 # @BLURB: This eclass is created to avoid using non-portable GNUisms inside ebuilds
 
-case ${EAPI} in
-	6|7|8) ;;
-	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
-esac
-
 if [[ -z ${_PORTABILITY_ECLASS} ]]; then
 _PORTABILITY_ECLASS=1
 
+case ${EAPI} in
+	6)
+		ewarn "${CATEGORY}/${PF}: ebuild uses ${ECLASS} with deprecated EAPI ${EAPI}!"
+		ewarn "${CATEGORY}/${PF}: Support will be removed on 2024-10-08. Please port to newer EAPI."
+		;;
+	7|8) ;;
+	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
+esac
+
 # @FUNCTION: treecopy
 # @USAGE: <orig1> [orig2 orig3 ....] <dest>
 # @DESCRIPTION: