diff --git a/test/erl/Makefile.am b/test/erl/Makefile.am
index 030c6fb..309d07e 100644
--- a/test/erl/Makefile.am
+++ b/test/erl/Makefile.am
@@ -23,16 +23,16 @@
 THRIFT_FILES = $(wildcard ../*.thrift)
 
 .generated: $(THRIFT_FILES)
-    for f in $(THRIFT_FILES) ; do \
-      $(THRIFT) --gen erl $$f ; \
-    done ; \
-    $(THRIFT) --gen erl:legacynames LegacyNames.thrift
-    touch .generated
+	for f in $(THRIFT_FILES) ; do \
+	  $(THRIFT) --gen erl $$f ; \
+	done ; \
+	$(THRIFT) --gen erl:legacynames LegacyNames.thrift
+	touch .generated
 
 check: .generated
-    $(REBAR) eunit
+	$(REBAR) eunit
 
 clean:
-    rm -f .generated
-    rm -rf gen-erl
-    $(REBAR) clean
+	rm -f .generated
+	rm -rf gen-erl
+	$(REBAR) clean