diff --git a/2019/package-lock.json b/2019/package-lock.json
old mode 100755
new mode 100644
index 9a4ddc0..68efd52
--- a/2019/package-lock.json
+++ b/2019/package-lock.json
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@@ -2934,7 +2934,7 @@
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@@ -3291,7 +3291,7 @@
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@@ -4764,7 +4764,7 @@
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@@ -5392,7 +5392,7 @@
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-                    "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
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@@ -5671,7 +5671,7 @@
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@@ -5948,7 +5948,7 @@
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-            "resolved": "http://registry.npmjs.org/yargs-parser/-/yargs-parser-4.2.1.tgz",
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