diff --git a/test/perl/Makefile.am b/test/perl/Makefile.am
index 291106b..7fd151a 100644
--- a/test/perl/Makefile.am
+++ b/test/perl/Makefile.am
@@ -20,10 +20,10 @@
 THRIFT = $(top_srcdir)/compiler/cpp/thrift
 
 stubs: ../ThriftTest.thrift
-	$(THRIFT) --gen perl ../ThriftTest.thrift
+    $(THRIFT) --gen perl ../ThriftTest.thrift
 
 check: stubs
 
 clean-local:
-	$(RM) -r gen-perl
+    $(RM) -r gen-perl