diff --git a/arangod/Makefile.files b/arangod/Makefile.files
index 5bea5a5477..37dd7fe2e2 100755
--- a/arangod/Makefile.files
+++ b/arangod/Makefile.files
@@ -90,12 +90,9 @@ bin_arangod_SOURCES = \
 	arangod/VocBase/voc-shaper.c \
 	arangod/VocBase/vocbase.c
 
-if ENABLE_TRX
-
 bin_arangod_SOURCES += \
 	arangod/VocBase/versioned-index.c \
 	arangod/VocBase/transaction.c
-endif
 
 
 if ENABLE_MRUBY