diff --git a/yarn.lock b/yarn.lock
index 0a8e57f..3d865f5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7,19 +7,6 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-8.10.44.tgz#b00cf3595c6a3d75740af9768739a8125053a5a9"
   integrity sha512-HY3SK7egERHGUfY8p6ztXIEQWcIPHouYhCGcLAPQin7gE2G/fALFz+epnMwcxKUS6aKqTVoAFdi+t1llQd3xcw==
 
-"@types/prop-types@*":
-  version "15.7.1"
-  resolved "https://registry.yarnpkg.com/@types/prop-types/-/prop-types-15.7.1.tgz#f1a11e7babb0c3cad68100be381d1e064c68f1f6"
-  integrity sha512-CFzn9idOEpHrgdw8JsoTkaDDyRWk1jrzIV8djzcgpq0y9tG4B4lFT+Nxh52DVpDXV+n4+NPNv7M1Dj5uMp6XFg==
-
-"@types/react@^16.8.20":
-  version "16.8.20"
-  resolved "https://registry.yarnpkg.com/@types/react/-/react-16.8.20.tgz#4f633ecbd0a4d56d0ccc50fff6f9321bbcd7d583"
-  integrity sha512-ZLmI+ubSJpfUIlQuULDDrdyuFQORBuGOvNnMue8HeA0GVrAJbWtZQhcBvnBPNRBI/GrfSfrKPFhthzC2SLEtLQ==
-  dependencies:
-    "@types/prop-types" "*"
-    csstype "^2.2.0"
-
 JSONStream@^1.0.3:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/JSONStream/-/JSONStream-1.3.5.tgz#3208c1f08d3a4d99261ab64f92302bc15e111ca0"
@@ -261,11 +248,6 @@ arr-union@^3.1.0:
   resolved "https://registry.yarnpkg.com/arr-union/-/arr-union-3.1.0.tgz#e39b09aea9def866a8f206e288af63919bae39c4"
   integrity sha1-45sJrqne+Gao8gbiiK9jkZuuOcQ=
 
-array-filter@~0.0.0:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/array-filter/-/array-filter-0.0.1.tgz#7da8cf2e26628ed732803581fd21f67cacd2eeec"
-  integrity sha1-fajPLiZijtcygDWB/SH2fKzS7uw=
-
 array-find-index@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/array-find-index/-/array-find-index-1.0.2.tgz#df010aa1287e164bbda6f9723b0a96a1ec4187a1"
@@ -289,16 +271,6 @@ array-includes@^3.0.3:
     define-properties "^1.1.2"
     es-abstract "^1.7.0"
 
-array-map@~0.0.0:
-  version "0.0.0"
-  resolved "https://registry.yarnpkg.com/array-map/-/array-map-0.0.0.tgz#88a2bab73d1cf7bcd5c1b118a003f66f665fa662"
-  integrity sha1-iKK6tz0c97zVwbEYoAP2b2ZfpmI=
-
-array-reduce@~0.0.0:
-  version "0.0.0"
-  resolved "https://registry.yarnpkg.com/array-reduce/-/array-reduce-0.0.0.tgz#173899d3ffd1c7d9383e4479525dbe278cab5f2b"
-  integrity sha1-FziZ0//Rx9k4PkR5Ul2+J4yrXys=
-
 array-slice@^0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/array-slice/-/array-slice-0.2.3.tgz#dd3cfb80ed7973a75117cdac69b0b99ec86186f5"
@@ -2552,11 +2524,6 @@ csso@~2.3.1:
     clap "^1.0.9"
     source-map "^0.5.3"
 
-csstype@^2.2.0:
-  version "2.6.5"
-  resolved "https://registry.yarnpkg.com/csstype/-/csstype-2.6.5.tgz#1cd1dff742ebf4d7c991470ae71e12bb6751e034"
-  integrity sha512-JsTaiksRsel5n7XwqPAfB0l3TFKdpjW/kgAELf9vrb5adGA7UCPLajKK5s3nFrcFm3Rkyp/Qkgl73ENc1UY3cA==
-
 currently-unhandled@^0.4.1:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/currently-unhandled/-/currently-unhandled-0.4.1.tgz#988df33feab191ef799a61369dd76c17adf957ea"
@@ -7933,14 +7900,9 @@ shebang-regex@^1.0.0:
   integrity sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM=
 
 shell-quote@^1.6.1:
-  version "1.6.1"
-  resolved "https://registry.yarnpkg.com/shell-quote/-/shell-quote-1.6.1.tgz#f4781949cce402697127430ea3b3c5476f481767"
-  integrity sha1-9HgZSczkAmlxJ0MOo7PFR29IF2c=
-  dependencies:
-    array-filter "~0.0.0"
-    array-map "~0.0.0"
-    array-reduce "~0.0.0"
-    jsonify "~0.0.0"
+  version "1.7.3"
+  resolved "https://registry.yarnpkg.com/shell-quote/-/shell-quote-1.7.3.tgz#aa40edac170445b9a431e17bb62c0b881b9c4123"
+  integrity sha512-Vpfqwm4EnqGdlsBFNmHhxhElJYrdfcxPThu+ryKS5J8L/fhAwLazFZtq+S+TWZ9ANj2piSQLGj6NQg+lKPmxrw==
 
 signal-exit@^3.0.0, signal-exit@^3.0.2:
   version "3.0.2"