diff --git a/glide.lock b/glide.lock
index 1624d7441..e99b9f854 100644
--- a/glide.lock
+++ b/glide.lock
@@ -84,7 +84,7 @@ imports:
   subpackages:
   - term
 - name: github.com/tendermint/tmsp
-  version: f41bc5f11969e22b357d94b4247403fd62d40445
+  version: 49a67aee8a7984a68eabe2c45ff6eb0ff51e31f9
   subpackages:
   - client
   - example/dummy
diff --git a/mempool/mempool.go b/mempool/mempool.go
index 71ee65a32..0833cb4a6 100644
--- a/mempool/mempool.go
+++ b/mempool/mempool.go
@@ -194,6 +194,8 @@ func (mem *Mempool) resCbNormal(req *tmsp.Request, res *tmsp.Response) {
 			log.Info("Bad Transaction", "res", r)
 
 			// remove from cache (it might be good later)
+			// note this is an async callback,
+			// so we need to grab the lock in removeTxFromCacheMap
 			mem.removeTxFromCacheMap(req.GetCheckTx().Tx)
 
 			// TODO: handle other retcodes
diff --git a/test/rpc/counter_test.sh b/test/rpc/counter_test.sh
index bece24019..809a22128 100644
--- a/test/rpc/counter_test.sh
+++ b/test/rpc/counter_test.sh
@@ -13,9 +13,6 @@ function sendTx() {
 	CODE=`echo $RESPONSE | jq .result[1].code`
 	ERROR=`echo $RESPONSE | jq .error`
 	ERROR=$(echo "$ERROR" | tr -d '"') # remove surrounding quotes
-	echo "ERROR: $ERROR"
-	echo "CODE: $CODE"
-	echo ""
 }
 
 # 0 should pass once and get in block, with no error