diff --git a/cmd/kava/cmd/shard.go b/cmd/kava/cmd/shard.go
index 7a44589b..7ecd8639 100644
--- a/cmd/kava/cmd/shard.go
+++ b/cmd/kava/cmd/shard.go
@@ -219,12 +219,9 @@ func shardApplicationDb(multistore *rootmulti.Store, startBlock, endBlock int64)
 	}
 
 	if len(pruneHeights) > 0 {
-		// prune application state
 		fmt.Printf("pruning application state to height %d\n", startBlock)
-		for _, pruneHeight := range pruneHeights {
-			if err := multistore.PruneStores(pruneHeight); err != nil {
-				return fmt.Errorf("failed to prune application state: %s", err)
-			}
+		if err := multistore.PruneStores(true, pruneHeights); err != nil {
+			return fmt.Errorf("failed to prune application state: %s", err)
 		}
 	}
 
diff --git a/go.mod b/go.mod
index 8c8f9b29..a5cdd699 100644
--- a/go.mod
+++ b/go.mod
@@ -81,7 +81,6 @@ require (
 	github.com/coinbase/rosetta-sdk-go v0.7.9 // indirect
 	github.com/confio/ics23/go v0.9.0 // indirect
 	github.com/cosmos/btcutil v1.0.5 // indirect
-	github.com/cosmos/cosmos-db v1.0.0 // indirect
 	github.com/cosmos/gogogateway v1.2.0 // indirect
 	github.com/cosmos/ics23/go v0.10.0 // indirect
 	github.com/cosmos/ledger-cosmos-go v0.13.3 // indirect
diff --git a/go.sum b/go.sum
index 7934ead5..b18ada10 100644
--- a/go.sum
+++ b/go.sum
@@ -1527,7 +1527,6 @@ golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190130150945-aca44879d564/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -2018,8 +2017,8 @@ honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9
 honnef.co/go/tools v0.1.3/go.mod h1:NgwopIslSNH47DimFoV78dnkksY2EFtX0ajyb3K/las=
 nhooyr.io/websocket v1.8.6 h1:s+C3xAMLwGmlI31Nyn/eAehUlZPwfYZu2JXM621Q5/k=
 nhooyr.io/websocket v1.8.6/go.mod h1:B70DZP8IakI65RVQ51MsWP/8jndNma26DVA/nFSCgW0=
-pgregory.net/rapid v1.1.0 h1:CMa0sjHSru3puNx+J0MIAuiiEV4N0qj8/cMWGBBCsjw=
-pgregory.net/rapid v1.1.0/go.mod h1:PY5XlDGj0+V1FCq0o192FdRhpKHGTRIWBgqjDBTrq04=
+pgregory.net/rapid v0.5.5 h1:jkgx1TjbQPD/feRoK+S/mXw9e1uj6WilpHrXJowi6oA=
+pgregory.net/rapid v0.5.5/go.mod h1:PY5XlDGj0+V1FCq0o192FdRhpKHGTRIWBgqjDBTrq04=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=