diff --git a/yarn.lock b/yarn.lock
index e4297e2..fda5d3c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -681,7 +681,7 @@ fastify-plugin@^1.6.0:
   dependencies:
     semver "^6.0.0"
 
-fastify-static@^2.5.0:
+fastify-static@2.5.0:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/fastify-static/-/fastify-static-2.5.0.tgz#7b36b83250e1a3e008043c5ab7ba4295ba895017"
   integrity sha512-j0H+izfYHzlXtrMJG/3d7Z2SRhTm17HDiOZll/kWKF26GcsRTJttZneAJaF07XW/uQY9HrBRmSEwmlNG2+0b3A==
@@ -691,7 +691,7 @@ fastify-static@^2.5.0:
     readable-stream "^3.4.0"
     send "^0.16.0"
 
-fastify@^2.6.0:
+fastify@2.6.0:
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/fastify/-/fastify-2.6.0.tgz#45397b760f75278633fe0dcb30fcb4a26d1f66f6"
   integrity sha512-3GxGV2P8731o2S5T6ng5NMJ9S7vFpZA4mk2mJEbMbhQ5aj1HhNGBOe39TYa2gWRrJVJuXxYYYIlY/5cFhiHpNg==
@@ -1207,9 +1207,9 @@ light-my-request@^3.2.0:
     readable-stream "^3.1.1"
 
 lodash@^4.17.4:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
-  integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
+  version "4.17.19"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
+  integrity sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==
 
 loose-envify@^1.0.0:
   version "1.4.0"