diff --git a/eclass/crystal-utils.eclass b/eclass/crystal-utils.eclass
index ba491796ef..a1819472d2 100644
--- a/eclass/crystal-utils.eclass
+++ b/eclass/crystal-utils.eclass
@@ -1,4 +1,4 @@
-# Copyright 2022-2025 Gentoo Authors
+# Copyright 2022-2026 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # @ECLASS: crystal-utils.eclass
@@ -6,7 +6,7 @@
 # Anna <cyber+gentoo@sysrq.in>
 # @AUTHOR:
 # Anna <cyber+gentoo@sysrq.in>
-# @SUPPORTED_EAPIS: 8
+# @SUPPORTED_EAPIS: 8 9
 # @BLURB: utility functions for Crystal packages
 # @DESCRIPTION:
 # A utility eclass providing functions to invoke Crystal.
@@ -17,14 +17,15 @@
 # All helper functions die on failure and support being called via 'nonfatal'.
 
 case ${EAPI} in
-	8) ;;
+	8) inherit edo ;;
+	9) ;;
 	*) die "${ECLASS}: EAPI ${EAPI} unsupported."
 esac
 
 if [[ ! ${_CRYSTAL_UTILS_ECLASS} ]]; then
 _CRYSTAL_UTILS_ECLASS=1
 
-inherit edo flag-o-matic multiprocessing
+inherit flag-o-matic multiprocessing
 
 # @ECLASS_VARIABLE: CRYSTAL_MAX_VER
 # @DEFAULT_UNSET
@@ -173,7 +174,7 @@ eshards() {
 # Function for building a target.  All arguments are passed to crystal.
 crystal_build() {
 	local build_args=(
-		--threads=$(makeopts_jobs)
+		--threads=$(get_makeopts_jobs)
 		--verbose
 	)