diff --git a/Makefile b/Makefile
index 4aad7a3..af2f4b2 100644
--- a/Makefile
+++ b/Makefile
@@ -212,7 +212,7 @@ test-integration: batch-run-queries integration-tests/enron1m.index0.pr
 	ruby integration-tests/eval.rb integration-tests/testset1.txt
 
 bench: benchmark-queries integration-tests/enron1m.index0.pr
-	./benchmark-queries integration-tests/enron1m.index integration-tests/testset1.txt
+	./benchmark-queries integration-tests/enron1m.index integration-tests/benchset1.txt
 
 debug:
 	+make DEBUGOUTPUT=-DDEBUGOUTPUT
diff --git a/integration-tests/query-corpus1.txt b/integration-tests/benchset1.txt
similarity index 100%
rename from integration-tests/query-corpus1.txt
rename to integration-tests/benchset1.txt
diff --git a/text.c b/text.c
index 3d459f9..e655ef9 100644
--- a/text.c
+++ b/text.c
@@ -194,7 +194,7 @@ RAISING_STATIC(add_posting_to_block(postings_block* block, posting* po)) {
 }
 
 #define MIN_BLOCK_SIZE 32
-#define SOFT_MAX_BLOCK_SIZE 128 // this seems to wrok the best -- but tweak me!
+#define SOFT_MAX_BLOCK_SIZE 512 // this seems to work the best -- but tweak me!
 #define HARD_MAX_BLOCK_SIZE ((64 * 1024) - sizeof(postings_block)) // can never be exceeded
 RAISING_STATIC(build_new_block(postings_region* pr, uint32_t min_size, uint32_t old_offset, uint32_t* new_offset)) {
   DEBUG("going to make a new block to hold %u bytes", min_size);