diff --git a/yarn.lock b/yarn.lock
index e29881a..56e2295 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2316,8 +2316,8 @@ events@^1.0.0:
   resolved "https://registry.npmjs.org/events/-/events-1.1.1.tgz#9ebdb7635ad099c70dcc4c2a1f5004288e8bd924"
 
 eventsource@^1.0.7:
-  version "1.0.7"
-  resolved "https://registry.npmjs.org/eventsource/-/eventsource-1.0.7.tgz#8fbc72c93fcd34088090bc0a4e64f4b5cee6d8d0"
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/eventsource/-/eventsource-1.1.1.tgz#4544a35a57d7120fba4fa4c86cb4023b2c09df2f"
   dependencies:
     original "^1.0.0"
 
@@ -4239,7 +4239,7 @@ optionator@^0.8.2:
 
 original@^1.0.0:
   version "1.0.2"
-  resolved "https://registry.npmjs.org/original/-/original-1.0.2.tgz#e442a61cffe1c5fd20a65f3261c26663b303f25f"
+  resolved "https://registry.yarnpkg.com/original/-/original-1.0.2.tgz#e442a61cffe1c5fd20a65f3261c26663b303f25f"
   dependencies:
     url-parse "^1.4.3"
 
@@ -4640,9 +4640,9 @@ querystring@0.2.0:
   version "0.2.0"
   resolved "https://registry.npmjs.org/querystring/-/querystring-0.2.0.tgz#b209849203bb25df820da756e747005878521620"
 
-querystringify@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.npmjs.org/querystringify/-/querystringify-2.1.0.tgz#7ded8dfbf7879dcc60d0a644ac6754b283ad17ef"
+querystringify@^2.1.1:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.2.0.tgz#3345941b4153cb9d082d8eee4cda2016a9aef7f6"
 
 randomatic@^3.0.0:
   version "3.1.1"
@@ -4889,7 +4889,7 @@ require-uncached@^1.0.3:
 
 requires-port@^1.0.0:
   version "1.0.0"
-  resolved "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
+  resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
 
 resolve-cwd@^2.0.0:
   version "2.0.0"
@@ -5716,10 +5716,10 @@ urix@^0.1.0:
   resolved "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz#da937f7a62e21fec1fd18d49b35c2935067a6c72"
 
 url-parse@^1.4.3:
-  version "1.4.4"
-  resolved "https://registry.npmjs.org/url-parse/-/url-parse-1.4.4.tgz#cac1556e95faa0303691fec5cf9d5a1bc34648f8"
+  version "1.5.10"
+  resolved "https://registry.yarnpkg.com/url-parse/-/url-parse-1.5.10.tgz#9d3c2f736c1d75dd3bd2be507dcc111f1e2ea9c1"
   dependencies:
-    querystringify "^2.0.0"
+    querystringify "^2.1.1"
     requires-port "^1.0.0"
 
 url@^0.11.0: