diff --git a/dev-ada/gnatmem/gnatmem-2021-r5.ebuild b/dev-ada/gnatmem/gnatmem-2021-r5.ebuild
index eba8859a738e9..0008ad9003c9a 100644
--- a/dev-ada/gnatmem/gnatmem-2021-r5.ebuild
+++ b/dev-ada/gnatmem/gnatmem-2021-r5.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-ADA_COMPAT=( gcc_{12..15} )
+ADA_COMPAT=( gcc_{12..16} )
 inherit ada multiprocessing autotools
 
 MYP=${P}-${PV}0518-19F7B-src