diff --git a/similar-song-a2-v2/package-lock.json b/similar-song-a2-v2/package-lock.json
index 3cf03f3..7b08c3b 100644
--- a/similar-song-a2-v2/package-lock.json
+++ b/similar-song-a2-v2/package-lock.json
@@ -439,6 +439,7 @@
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       "integrity": "sha1-u13KOCu5TwXhUZQ3PRb9O6HKEQ0=",
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       "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-      "dev": true
+      "dev": true,
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       "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=",
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@@ -2720,45 +2723,45 @@
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-      "integrity": "sha1-41xt/i1kt9ygpc1PIXgb4ymeB2w=",
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       "dev": true,
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         "content-disposition": "0.5.2",
-        "content-type": "1.0.4",
+        "content-type": "~1.0.4",
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-        "encodeurl": "1.0.1",
-        "escape-html": "1.0.3",
-        "etag": "1.8.1",
+        "depd": "~1.1.1",
+        "encodeurl": "~1.0.1",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
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-        "on-finished": "2.3.0",
-        "parseurl": "1.3.2",
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         "serve-static": "1.13.1",
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-        "statuses": "1.3.1",
-        "type-is": "1.6.15",
+        "statuses": "~1.3.1",
+        "type-is": "~1.6.15",
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-          "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI=",
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@@ -3066,7 +3069,8 @@
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@@ -3117,7 +3121,8 @@
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@@ -3132,6 +3137,7 @@
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@@ -3140,6 +3146,7 @@
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@@ -3148,6 +3155,7 @@
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@@ -3156,7 +3164,8 @@
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@@ -3173,12 +3182,14 @@
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@@ -3186,22 +3197,26 @@
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@@ -3241,7 +3256,8 @@
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@@ -3273,7 +3289,8 @@
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@@ -3295,12 +3312,14 @@
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@@ -3356,6 +3375,7 @@
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@@ -3368,7 +3388,8 @@
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@@ -3396,6 +3417,7 @@
           "version": "3.1.3",
           "bundled": true,
           "dev": true,
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@@ -3406,7 +3428,8 @@
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@@ -3423,6 +3446,7 @@
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@@ -3431,7 +3455,8 @@
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@@ -3443,6 +3468,7 @@
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@@ -3456,7 +3482,8 @@
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@@ -3529,12 +3556,14 @@
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@@ -3543,6 +3572,7 @@
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@@ -3550,12 +3580,14 @@
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@@ -3610,7 +3642,8 @@
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           "version": "1.0.1",
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@@ -3628,6 +3661,7 @@
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@@ -3657,7 +3691,8 @@
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@@ -3668,7 +3703,8 @@
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@@ -3750,6 +3787,7 @@
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@@ -3781,6 +3820,7 @@
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@@ -3838,6 +3880,7 @@
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@@ -3907,7 +3951,8 @@
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       "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
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           "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
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       "dev": true,
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@@ -10271,6 +10324,7 @@
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       "dev": true,
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