diff --git a/block/log.go b/block/log.go
new file mode 100644
index 000000000..2eead6230
--- /dev/null
+++ b/block/log.go
@@ -0,0 +1,7 @@
+package block
+
+import (
+	"github.com/tendermint/log15"
+)
+
+var log = log15.New("module", "block")
diff --git a/rpc/blocks.go b/rpc/blocks.go
index e454cf281..c6d5e4c21 100644
--- a/rpc/blocks.go
+++ b/rpc/blocks.go
@@ -21,12 +21,13 @@ func BlockchainInfoHandler(w http.ResponseWriter, r *http.Request) {
 		maxHeight = MinUint(blockStore.Height(), maxHeight)
 	}
 	if minHeight == 0 {
-		minHeight = MaxUint(1, maxHeight-20)
+		minHeight = MaxUint(1, MinUint(maxHeight-20, 1))
 	}
 
 	blockMetas := []*BlockMeta{}
 	for height := minHeight; height <= maxHeight; height++ {
-		blockMetas = append(blockMetas, blockStore.LoadBlockMeta(height))
+		blockMeta := blockStore.LoadBlockMeta(height)
+		blockMetas = append(blockMetas, blockMeta)
 	}
 
 	res := BlockchainInfoResponse{