diff --git a/Makefile b/Makefile
index f4732206..cd50e0bd 100644
--- a/Makefile
+++ b/Makefile
@@ -59,4 +59,4 @@ translations: $(TRANSLATIONS)
 jobs ?= 4
 test:
 	prove t/setup.pl
-	prove --jobs=$(jobs) --state=slow,save t
+	PERL5LIB=. prove --jobs=$(jobs) --state=slow,save t
diff --git a/scripts/alexine/run-tests b/scripts/alexine/run-tests
index bf9f7c9c..753a4679 100755
--- a/scripts/alexine/run-tests
+++ b/scripts/alexine/run-tests
@@ -30,10 +30,6 @@ OUT_PAGE='https://github.com/AlexDaniel/oddmuse-alexine-data/blob/master/output'
 WIKI_LOCATION='https://oddmuse.org/wiki/'
 USER_NAME='Alexine'
 
-# Just in case Alexine can't find t/test.pl and the like.
-# See http://www.perlmonks.org/?node_id=1076113
-export PERL5LIB="$ODDMUSE_TEST_LOCATION"
-
 clean() {
   while popd &> /dev/null; do :; done # change directory back
   rmdir -- "$TEST_LOCK"