diff --git a/doc/blobfs.md b/doc/blobfs.md
index 8f226bed4..b95832eea 100644
--- a/doc/blobfs.md
+++ b/doc/blobfs.md
@@ -13,7 +13,7 @@
 3. Build RocksDB.  Note that currently only the db_bench benchmarking tool is integrated with BlobFS.
    (Note: add "DEBUG_LEVEL=0" for a release build.)
 
-	make db_bench DPDK_DIR=path/to/dpdk/x86_64-native-linuxapp-gcc SPDK_DIR=path/to/spdk
+	make db_bench SPDK_DIR=path/to/spdk
 
 4. Copy etc/spdk/rocksdb.conf.in to /usr/local/etc/spdk/rocksdb.conf.
 
diff --git a/test/blobfs/rocksdb/rocksdb.sh b/test/blobfs/rocksdb/rocksdb.sh
index 3878d5e7c..05acba83f 100755
--- a/test/blobfs/rocksdb/rocksdb.sh
+++ b/test/blobfs/rocksdb/rocksdb.sh
@@ -20,7 +20,7 @@ timing_enter rocksdb
 timing_enter db_bench_build
 
 pushd $DB_BENCH_DIR
-$MAKE db_bench $MAKEFLAGS $MAKECONFIG DEBUG_LEVEL=0 SPDK_DIR=$rootdir DPDK_DIR=$DPDK_DIR
+$MAKE db_bench $MAKEFLAGS $MAKECONFIG DEBUG_LEVEL=0 SPDK_DIR=$rootdir
 popd
 
 timing_exit db_bench_build