diff --git a/config/dev-server-config.json b/config/dev-server-config.json
index 056da2eed..7519c09e1 100644
--- a/config/dev-server-config.json
+++ b/config/dev-server-config.json
@@ -117,9 +117,28 @@
 		},
 
 		"/bs/": {
+			"handler": "storage-blobpacked",
+			"handlerArgs": {
+				"smallBlobs": "/bs-loose/",
+				"largeBlobs": "/bs-packed/",
+				"metaIndex": {
+					"type": "kv",
+					"file": ["_env", "${CAMLI_ROOT}/packindex.kv"]
+                                }
+			}
+		},
+
+		"/bs-loose/": {
 			"handler": "storage-filesystem",
 			"handlerArgs": {
-				"path": ["_env", "${CAMLI_ROOT}"]
+				"path": ["_env", "${CAMLI_ROOT}/loose"]
+			}
+		},
+
+		"/bs-packed/": {
+			"handler": "storage-filesystem",
+			"handlerArgs": {
+				"path": ["_env", "${CAMLI_ROOT}/packed"]
 			}
 		},
 
diff --git a/dev/devcam/server.go b/dev/devcam/server.go
index 75bf51cfa..eb56229e8 100644
--- a/dev/devcam/server.go
+++ b/dev/devcam/server.go
@@ -291,6 +291,8 @@ func (c *serverCmd) setEnvVars() error {
 		c.makeSuffixdir(v)
 		setenv(k, v)
 	}
+	c.makeSuffixdir(filepath.Join(fullSuffix("bs"), "packed"))
+	c.makeSuffixdir(filepath.Join(fullSuffix("bs"), "loose"))
 	setenv("CAMLI_PORT", c.port)
 	if c.flickrAPIKey != "" {
 		setenv("CAMLI_FLICKR_ENABLED", "true")