diff --git a/package-lock.json b/package-lock.json
index 24475c9..2b30ce0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1293,9 +1293,9 @@
       "dev": true
     },
     "node_modules/immutable": {
-      "version": "5.1.4",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-5.1.4.tgz",
-      "integrity": "sha512-p6u1bG3YSnINT5RQmx/yRZBpenIl30kVxkTLDyHLIMk0gict704Q9n+thfDI7lTRm9vXdDYutVzXhzcThxTnXA=="
+      "version": "5.1.5",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-5.1.5.tgz",
+      "integrity": "sha512-t7xcm2siw+hlUM68I+UEOK+z84RzmN59as9DZ7P1l0994DKUWV7UXBMQZVxaoMSRQ+PBZbHCOoBt7a2wxOMt+A=="
     },
     "node_modules/inherits": {
       "version": "2.0.4",
@@ -3641,9 +3641,9 @@
       "dev": true
     },
     "immutable": {
-      "version": "5.1.4",
-      "resolved": "https://registry.npmjs.org/immutable/-/immutable-5.1.4.tgz",
-      "integrity": "sha512-p6u1bG3YSnINT5RQmx/yRZBpenIl30kVxkTLDyHLIMk0gict704Q9n+thfDI7lTRm9vXdDYutVzXhzcThxTnXA=="
+      "version": "5.1.5",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-5.1.5.tgz",
+      "integrity": "sha512-t7xcm2siw+hlUM68I+UEOK+z84RzmN59as9DZ7P1l0994DKUWV7UXBMQZVxaoMSRQ+PBZbHCOoBt7a2wxOMt+A=="
     },
     "inherits": {
       "version": "2.0.4",
diff --git a/yarn.lock b/yarn.lock
index c5375b7..f442e75 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -534,8 +534,8 @@ http-parser-js@>=0.5.1:
   resolved "https://registry.npmjs.org/http-parser-js/-/http-parser-js-0.5.3.tgz"
 
 immutable@^5.0.2:
-  version "5.1.4"
-  resolved "https://registry.npmjs.org/immutable/-/immutable-5.1.4.tgz"
+  version "5.1.5"
+  resolved "https://registry.yarnpkg.com/immutable/-/immutable-5.1.5.tgz#93ee4db5c2a9ab42a4a783069f3c5d8847d40165"
 
 inherits@2.0.3:
   version "2.0.3"