diff --git a/sys-kernel/hurd/hurd-0.9_p20260630.ebuild b/sys-kernel/hurd/hurd-0.9_p20260630.ebuild
index a328c8044a1f6..e6d8cf0e61b31 100644
--- a/sys-kernel/hurd/hurd-0.9_p20260630.ebuild
+++ b/sys-kernel/hurd/hurd-0.9_p20260630.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-inherit crossdev multilib flag-o-matic
+inherit crossdev multilib flag-o-matic toolchain-funcs
 
 DESCRIPTION="GNU Hurd is the GNU project's replacement for UNIX"
 HOMEPAGE="https://www.gnu.org/software/hurd/hurd.html"
@@ -100,6 +100,11 @@ src_configure() {
 		--disable-profile
 	)
 
+	# Make sure host make.conf doesn't pollute us
+	if target_is_not_host || tc-is-cross-compiler ; then
+		CHOST=${CTARGET} strip-unsupported-flags
+	fi
+
 	if ! use custom-cflags ; then
 		strip-flags
 		filter-lto
diff --git a/sys-kernel/hurd/hurd-9999.ebuild b/sys-kernel/hurd/hurd-9999.ebuild
index a328c8044a1f6..e6d8cf0e61b31 100644
--- a/sys-kernel/hurd/hurd-9999.ebuild
+++ b/sys-kernel/hurd/hurd-9999.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-inherit crossdev multilib flag-o-matic
+inherit crossdev multilib flag-o-matic toolchain-funcs
 
 DESCRIPTION="GNU Hurd is the GNU project's replacement for UNIX"
 HOMEPAGE="https://www.gnu.org/software/hurd/hurd.html"
@@ -100,6 +100,11 @@ src_configure() {
 		--disable-profile
 	)
 
+	# Make sure host make.conf doesn't pollute us
+	if target_is_not_host || tc-is-cross-compiler ; then
+		CHOST=${CTARGET} strip-unsupported-flags
+	fi
+
 	if ! use custom-cflags ; then
 		strip-flags
 		filter-lto