diff --git a/Makefile b/Makefile
index cdf0b020af..a4f209bc47 100644
--- a/Makefile
+++ b/Makefile
@@ -2567,6 +2567,7 @@ GIT-BUILD-OPTIONS: FORCE
 	@echo NO_UNIX_SOCKETS=\''$(subst ','\'',$(subst ','\'',$(NO_UNIX_SOCKETS)))'\' >>$@+
 	@echo PAGER_ENV=\''$(subst ','\'',$(subst ','\'',$(PAGER_ENV)))'\' >>$@+
 	@echo DC_SHA1=\''$(subst ','\'',$(subst ','\'',$(DC_SHA1)))'\' >>$@+
+	@echo X=\'$(X)\' >>$@+
 ifdef TEST_OUTPUT_DIRECTORY
 	@echo TEST_OUTPUT_DIRECTORY=\''$(subst ','\'',$(subst ','\'',$(TEST_OUTPUT_DIRECTORY)))'\' >>$@+
 endif
@@ -2601,6 +2602,9 @@ ifdef GIT_INTEROP_MAKE_OPTS
 endif
 ifdef TEST_GIT_INDEX_VERSION
 	@echo TEST_GIT_INDEX_VERSION=\''$(subst ','\'',$(subst ','\'',$(TEST_GIT_INDEX_VERSION)))'\' >>$@+
+endif
+ifdef MSVC_DEPS
+	@echo MSVC_DEPS=\''$(subst ','\'',$(subst ','\'',$(MSVC_DEPS)))'\' >>$@+
 endif
 	@if cmp $@+ $@ >/dev/null 2>&1; then $(RM) $@+; else mv $@+ $@; fi
 
diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
index 4207af4077..636319eafc 100644
--- a/t/test-lib-functions.sh
+++ b/t/test-lib-functions.sh
@@ -898,7 +898,7 @@ test_create_repo () {
 	mkdir -p "$repo"
 	(
 		cd "$repo" || error "Cannot setup test environment"
-		"$GIT_EXEC_PATH/git-init" "--template=$GIT_BUILD_DIR/templates/blt/" >&3 2>&4 ||
+		"$GIT_EXEC_PATH/git$X" init "--template=$GIT_BUILD_DIR/templates/blt/" >&3 2>&4 ||
 		error "cannot run git init -- have you built things yet?"
 		mv .git/hooks .git/hooks-disabled
 	) || exit
diff --git a/t/test-lib.sh b/t/test-lib.sh
index 6d87b5ea37..0e18a1d21d 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -49,18 +49,26 @@ export ASAN_OPTIONS
 : ${LSAN_OPTIONS=abort_on_error=1}
 export LSAN_OPTIONS
 
+if test ! -f "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
+then
+	echo >&2 'error: GIT-BUILD-OPTIONS missing (has Git been built?).'
+	exit 1
+fi
+. "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
+export PERL_PATH SHELL_PATH
+
+test -z "$MSVC_DEPS" ||
+PATH="$GIT_BUILD_DIR/$MSVC_DEPS/bin:$PATH"
+
 ################################################################
 # It appears that people try to run tests without building...
-"$GIT_BUILD_DIR/git" >/dev/null
+"$GIT_BUILD_DIR/git$X" >/dev/null
 if test $? != 1
 then
 	echo >&2 'error: you do not seem to have built git yet.'
 	exit 1
 fi
 
-. "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
-export PERL_PATH SHELL_PATH
-
 # if --tee was passed, write the output not only to the terminal, but
 # additionally to the file test-results/$BASENAME.out, too.
 case "$GIT_TEST_TEE_STARTED, $* " in