diff --git a/yarn.lock b/yarn.lock
index 1e26e79..d1c4ea7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -693,7 +693,7 @@ esutils@^2.0.2:
 extend-shallow@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/extend-shallow/-/extend-shallow-2.0.1.tgz#51af7d614ad9a9f610ea1bafbb989d6b1c56890f"
-  integrity sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=
+  integrity sha512-zCnTtlxNoAiDc3gqY2aYAWFx7XWWiasuF2K8Me5WbN8otHKTUKBwjPtNpRs/rbUZm7KxWAaNj7P1a/p52GbVug==
   dependencies:
     is-extendable "^0.1.0"
 
@@ -850,11 +850,11 @@ grapheme-splitter@^1.0.4:
   integrity sha512-bzh50DW9kTPM00T8y4o8vQg89Di9oLJVLW/KaOGIXJWP/iqCN6WKYkbNOF04vFLJhwcpYUh9ydh/+5vpOqV4YQ==
 
 gray-matter@^4.0.2:
-  version "4.0.2"
-  resolved "https://registry.yarnpkg.com/gray-matter/-/gray-matter-4.0.2.tgz#9aa379e3acaf421193fce7d2a28cebd4518ac454"
-  integrity sha512-7hB/+LxrOjq/dd8APlK0r24uL/67w7SkYnfwhNFwg/VDIGWGmduTDYf3WNstLW2fbbmRwrDGCVSJ2isuf2+4Hw==
+  version "4.0.3"
+  resolved "https://registry.yarnpkg.com/gray-matter/-/gray-matter-4.0.3.tgz#e893c064825de73ea1f5f7d88c7a9f7274288798"
+  integrity sha512-5v6yZd4JK3eMI3FqqCouswVqwugaA9r4dNZB1wwcmrD02QkV5H0y7XBQW8QwQqEaZY1pM9aqORSORhJRdNK44Q==
   dependencies:
-    js-yaml "^3.11.0"
+    js-yaml "^3.13.1"
     kind-of "^6.0.2"
     section-matter "^1.0.0"
     strip-bom-string "^1.0.0"
@@ -1034,7 +1034,7 @@ is-date-object@^1.0.1:
 is-extendable@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/is-extendable/-/is-extendable-0.1.1.tgz#62b110e289a471418e3ec36a617d472e301dfc89"
-  integrity sha1-YrEQ4omkcUGOPsNqYX1HLjAd/Ik=
+  integrity sha512-5BMULNob1vgFX6EjQw5izWDxrecWK9AM72rugNr0TFldMOi0fj6Jk+zeKIt0xGj4cEfQIJth4w3OKWOJ4f+AFw==
 
 is-extglob@^2.1.1:
   version "2.1.1"
@@ -1153,10 +1153,10 @@ js-sdsl@^4.1.4:
   resolved "https://registry.yarnpkg.com/js-sdsl/-/js-sdsl-4.1.5.tgz#1ff1645e6b4d1b028cd3f862db88c9d887f26e2a"
   integrity sha512-08bOAKweV2NUC1wqTtf3qZlnpOX/R2DU9ikpjOHs0H+ibQv3zpncVQg6um4uYtRtrwIX8M4Nh3ytK4HGlYAq7Q==
 
-js-yaml@^3.11.0:
-  version "3.14.0"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.14.0.tgz#a7a34170f26a21bb162424d8adacb4113a69e482"
-  integrity sha512-/4IbIeHcD9VMHFqDR/gQ7EdZdLimOvW2DdcxFjdyyZ9NsbS+ccrXqVWDtab/lRl5AlUqmpBx8EhPaWR+OtY17A==
+js-yaml@^3.13.1:
+  version "3.14.2"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.14.2.tgz#77485ce1dd7f33c061fd1b16ecea23b55fcb04b0"
+  integrity sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"
@@ -1655,7 +1655,7 @@ source-map@^0.6.0, source-map@~0.6.0, source-map@~0.6.1:
 sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
-  integrity sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=
+  integrity sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g==
 
 string-width@^4.1.0, string-width@^4.2.0:
   version "4.2.0"
@@ -1715,7 +1715,7 @@ strip-ansi@^6.0.1:
 strip-bom-string@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom-string/-/strip-bom-string-1.0.0.tgz#e5211e9224369fbb81d633a2f00044dc8cedad92"
-  integrity sha1-5SEekiQ2n7uB1jOi8ABE3IztrZI=
+  integrity sha512-uCC2VHvQRYu+lMh4My/sFNmF2klFymLX1wHJeXnbEJERpV/ZsVuonzerjfrGpIGF7LBVa1O7i9kjiWvJiFck8g==
 
 strip-bom@^3.0.0:
   version "3.0.0"