diff --git a/demo/Pipfile.lock b/demo/Pipfile.lock
index c1a5594..0938587 100644
--- a/demo/Pipfile.lock
+++ b/demo/Pipfile.lock
@@ -205,24 +205,24 @@
         },
         "scipy": {
             "hashes": [
-                "sha256:039572f0ca9578a466683558c5bf1e65d442860ec6e13307d528749cfe6d07b8",
-                "sha256:058e84930407927f71963a4ad8c1dc96c4d2d075636a68578195648c81f78810",
-                "sha256:06b19a650471781056c1a2172eeeeb777b8b516e9434005dd392a4559e0938b9",
-                "sha256:35d042d6499caf1a5d171baed0ebf01eb665b7af2ad98a8ff1b0e6e783654540",
-                "sha256:57a0f2be3063dbe1e3daf31ec9005576e8fd1022a28159d0db71d14566899d16",
-                "sha256:5e0bb43ff581811ab7f27425f6b96c1ddf7591ccad2e486c9af0b910c18f7185",
-                "sha256:71742889393a724dfce755b6b61228677873d269a4234e51ddaf08b998433c91",
-                "sha256:7908c85854c5b5b6d3ce7fefafac1ca3e23ff9ac41edabc2d46ae5dc9fa070ac",
-                "sha256:81859ed3aad620752dd2c07c32b5d3a80a0d47c5e3813904621954a78a0ae899",
-                "sha256:8302d69fb1528ea7c7f2a1ea640d354c981b6eb8192d1c175349874209397604",
-                "sha256:9323d268775991b79690f7b9a28a4e8b8c4f2b160ed9f8a90123127314e2d3c1",
-                "sha256:b4858ccbd88f4b53950fb9fc0069c1d9fea83d7cff2382e1d8b023d3f4883014",
-                "sha256:c05c6fe76228cc13c5214e9faf5f2a871a1da54473bc417ab9da310d0e5fff8b",
-                "sha256:c06e731aa46c0dfc563cc636155758178ebc019ef78b9b0f4370effe2ac0f0e6",
-                "sha256:eb46d8b5947ca27b0bc972cecfba8130f088a83ab3d08c1a6033d9070b3046b3",
-                "sha256:fff15df01bef1243468be60c55178ed7576270b200aab08a7ffd5b8e0bbc340c"
+                "sha256:066c513d90eb3fd7567a9e150828d39111ebd88d3e924cdfc9f8ce19ab6f90c9",
+                "sha256:07e52b316b40a4f001667d1ad4eb5f2318738de34597bd91537851365b6c61f1",
+                "sha256:0a0e9a4e58a4734c2eba917f834b25b7e3b6dc333901ce7784fd31aefbd37b2f",
+                "sha256:1c7564a4810c1cd77fcdee7fa726d7d39d4e2695ad252d7c86c3ea9d85b7fb8f",
+                "sha256:315aa2165aca31375f4e26c230188db192ed901761390be908c9b21d8b07df62",
+                "sha256:6e86c873fe1335d88b7a4bfa09d021f27a9e753758fd75f3f92d714aa4093768",
+                "sha256:8e28e74b97fc8d6aa0454989db3b5d36fc27e69cef39a7ee5eaf8174ca1123cb",
+                "sha256:92eb04041d371fea828858e4fff182453c25ae3eaa8782d9b6c32b25857d23bc",
+                "sha256:a0afbb967fd2c98efad5f4c24439a640d39463282040a88e8e928db647d8ac3d",
+                "sha256:a785409c0fa51764766840185a34f96a0a93527a0ff0230484d33a8ed085c8f8",
+                "sha256:cca9fce15109a36a0a9f9cfc64f870f1c140cb235ddf27fe0328e6afb44dfed0",
+                "sha256:d56b10d8ed72ec1be76bf10508446df60954f08a41c2d40778bc29a3a9ad9bce",
+                "sha256:dac09281a0eacd59974e24525a3bc90fa39b4e95177e638a31b14db60d3fa806",
+                "sha256:ec5fe57e46828d034775b00cd625c4a7b5c7d2e354c3b258d820c6c72212a6ec",
+                "sha256:eecf40fa87eeda53e8e11d265ff2254729d04000cd40bae648e76ff268885d66",
+                "sha256:fc98f3eac993b9bfdd392e675dfe19850cc8c7246a8fd2b42443e506344be7d9"
             ],
-            "version": "==1.5.1"
+            "version": "==1.5.2"
         },
         "six": {
             "hashes": [
@@ -254,11 +254,11 @@
         },
         "uvicorn": {
             "hashes": [
-                "sha256:467c333c743ec6a3eb545517a0e3cac603becfa40c73c65ed46c3a4bf1c8e2d0",
-                "sha256:d19a20b17445708fd222e5a7cfc3eacfb31ac269bc8fefa4920833334e199782"
+                "sha256:1d46a22cc55a52f5567e0c66f000ae56f26263e44cef59b7c885bf10f487ce6e",
+                "sha256:b50f7f4c0c499c9b8d0280924cfbd24b90ba02456e3dc80934b9a786a291f09f"
             ],
             "index": "pypi",
-            "version": "==0.11.6"
+            "version": "==0.11.7"
         },
         "uvloop": {
             "hashes": [