diff --git a/Mk/Uses/cargo.mk b/Mk/Uses/cargo.mk
index 348bb186497b..fdbd31ec34cc 100644
--- a/Mk/Uses/cargo.mk
+++ b/Mk/Uses/cargo.mk
@@ -172,6 +172,7 @@ CARGO_BUILD_ARGS?=
 CARGO_INSTALL_ARGS?=
 CARGO_INSTALL_PATH?=	.
 CARGO_TEST_ARGS?=
+CARGO_TEST_AFTER_ARGS?=
 CARGO_UPDATE_ARGS?=
 
 # Use module targets ?
@@ -364,13 +365,18 @@ do-install:
 .    endfor
 .  endif
 
+.  if !empty(CARGO_TEST_AFTER_ARGS)
+_CARGO_TEST_AFTER_ARGS=	-- ${CARGO_TEST_AFTER_ARGS}
+.  endif
+
 .  if !target(do-test) && ${CARGO_TEST:tl} == "yes"
 do-test:
 	@${CARGO_CARGO_RUN} test \
 		--manifest-path ${CARGO_CARGOTOML} \
 		--verbose \
 		--verbose \
-		${CARGO_TEST_ARGS}
+		${CARGO_TEST_ARGS} \
+		${_CARGO_TEST_AFTER_ARGS}
 .  endif
 
 #
diff --git a/sysutils/rust-coreutils/Makefile b/sysutils/rust-coreutils/Makefile
index 4b83c790c510..027f49d48a8b 100644
--- a/sysutils/rust-coreutils/Makefile
+++ b/sysutils/rust-coreutils/Makefile
@@ -20,6 +20,11 @@ CARGO_FEATURES=	unix
 BINPREFIX=	uu-
 PLIST_SUB=	BINPREFIX=${BINPREFIX}
 
+# The French locale translation tests are flaky across distributions.
+CARGO_TEST_AFTER_ARGS=	--skip test_error_messages_french_translation \
+			--skip test_french_colored_error_messages \
+			--skip test_help_messages_french_translation
+
 post-build:
 	${INSTALL_SCRIPT} ${FILESDIR}/symlink-install-helper.sh.in ${CARGO_TARGET_DIR}/symlink-install-helper.sh
 	@${REINPLACE_CMD} -e 's|%%GREP%%|${GREP}|g' \