diff --git a/package.json b/package.json
index f58fbd9..5b64e50 100644
--- a/package.json
+++ b/package.json
@@ -83,7 +83,7 @@
     "rollup-plugin-node-resolve": "5.2.0",
     "rollup-plugin-replace": "2.2.0",
     "rollup-plugin-tslint": "0.2.2",
-    "rollup-plugin-typescript2": "0.25.3",
+    "rollup-plugin-typescript2": "0.26.0",
     "rollup-plugin-yaml": "2.0.0",
     "sinon": "8.1.1",
     "sinon-chai": "3.4.0",
diff --git a/yarn.lock b/yarn.lock
index ad5e6ee..29e0ea4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1545,15 +1545,6 @@ fill-range@^7.0.1:
   dependencies:
     to-regex-range "^5.0.1"
 
-find-cache-dir@^3.0.0:
-  version "3.0.0"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/find-cache-dir/-/find-cache-dir-3.0.0.tgz#cd4b7dd97b7185b7e17dbfe2d6e4115ee3eeb8fc"
-  integrity sha512-t7ulV1fmbxh5G9l/492O1p5+EBbr3uwpt6odhFTMc+nWyhmbloe+ja9BZ8pIBtqFWhOmCWVjx+pTW4zDkFoclw==
-  dependencies:
-    commondir "^1.0.1"
-    make-dir "^3.0.0"
-    pkg-dir "^4.1.0"
-
 find-cache-dir@^3.2.0:
   version "3.2.0"
   resolved "https://artifacts.apextoaster.com/repository/group-npm/find-cache-dir/-/find-cache-dir-3.2.0.tgz#e7fe44c1abc1299f516146e563108fd1006c1874"
@@ -3211,10 +3202,10 @@ resolve-from@^5.0.0:
   resolved "https://artifacts.apextoaster.com/repository/group-npm/resolve-from/-/resolve-from-5.0.0.tgz#c35225843df8f776df21c57557bc087e9dfdfc69"
   integrity sha512-qYg9KP24dD5qka9J47d0aVky0N+b4fTU89LN9iDnjB5waksiC49rvMB0PrUJQGoTmH50XPiqOvAjDfaijGxYZw==
 
-resolve@1.12.0, resolve@^1.10.0, resolve@^1.11.0, resolve@^1.11.1, resolve@^1.3.2, resolve@^1.5.0:
-  version "1.12.0"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/resolve/-/resolve-1.12.0.tgz#3fc644a35c84a48554609ff26ec52b66fa577df6"
-  integrity sha512-B/dOmuoAik5bKcD6s6nXDCjzUKnaDvdkRyAk6rsmsKLipWj4797iothd7jmmUhWTfinVMU+wc56rYKsit2Qy4w==
+resolve@1.15.1:
+  version "1.15.1"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/resolve/-/resolve-1.15.1.tgz#27bdcdeffeaf2d6244b95bb0f9f4b4653451f3e8"
+  integrity sha512-84oo6ZTtoTUpjgNEr5SJyzQhzL72gaRodsSfyxC/AXRvwu0Yse9H8eF9IpGo7b8YetZhlI6v7ZQ6bKBFV/6S7w==
   dependencies:
     path-parse "^1.0.6"
 
@@ -3225,6 +3216,13 @@ resolve@1.8.1:
   dependencies:
     path-parse "^1.0.5"
 
+resolve@^1.10.0, resolve@^1.11.0, resolve@^1.11.1, resolve@^1.3.2, resolve@^1.5.0:
+  version "1.12.0"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/resolve/-/resolve-1.12.0.tgz#3fc644a35c84a48554609ff26ec52b66fa577df6"
+  integrity sha512-B/dOmuoAik5bKcD6s6nXDCjzUKnaDvdkRyAk6rsmsKLipWj4797iothd7jmmUhWTfinVMU+wc56rYKsit2Qy4w==
+  dependencies:
+    path-parse "^1.0.6"
+
 resolve@^1.12.0:
   version "1.13.1"
   resolved "https://artifacts.apextoaster.com/repository/group-npm/resolve/-/resolve-1.13.1.tgz#be0aa4c06acd53083505abb35f4d66932ab35d16"
@@ -3327,15 +3325,15 @@ rollup-plugin-tslint@0.2.2:
     tslint "^5.9.1"
     typescript "^3.0.0"
 
-rollup-plugin-typescript2@0.25.3:
-  version "0.25.3"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/rollup-plugin-typescript2/-/rollup-plugin-typescript2-0.25.3.tgz#a5fb2f0f85488789334ce540abe6c7011cbdf40f"
-  integrity sha512-ADkSaidKBovJmf5VBnZBZe+WzaZwofuvYdzGAKTN/J4hN7QJCFYAq7IrH9caxlru6T5qhX41PNFS1S4HqhsGQg==
+rollup-plugin-typescript2@0.26.0:
+  version "0.26.0"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/rollup-plugin-typescript2/-/rollup-plugin-typescript2-0.26.0.tgz#cee2b44d51d9623686656d76dc30a73c4de91672"
+  integrity sha512-lUK7XZVG77tu8dmv1L/0LZFlavED/5Yo6e4iMMl6fdox/yKdj4IFRRPPJEXNdmEaT1nDQQeCi7b5IwKHffMNeg==
   dependencies:
-    find-cache-dir "^3.0.0"
+    find-cache-dir "^3.2.0"
     fs-extra "8.1.0"
-    resolve "1.12.0"
-    rollup-pluginutils "2.8.1"
+    resolve "1.15.1"
+    rollup-pluginutils "2.8.2"
     tslib "1.10.0"
 
 rollup-plugin-yaml@2.0.0:
@@ -3348,14 +3346,7 @@ rollup-plugin-yaml@2.0.0:
     rollup-pluginutils "^2.8.2"
     tosource "^1.0.0"
 
-rollup-pluginutils@2.8.1:
-  version "2.8.1"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/rollup-pluginutils/-/rollup-pluginutils-2.8.1.tgz#8fa6dd0697344938ef26c2c09d2488ce9e33ce97"
-  integrity sha512-J5oAoysWar6GuZo0s+3bZ6sVZAC0pfqKz68De7ZgDi5z63jOVZn1uJL/+z1jeKHNbGII8kAyHF5q8LnxSX5lQg==
-  dependencies:
-    estree-walker "^0.6.1"
-
-rollup-pluginutils@^2.0.1, rollup-pluginutils@^2.5.0, rollup-pluginutils@^2.6.0, rollup-pluginutils@^2.7.1, rollup-pluginutils@^2.8.1, rollup-pluginutils@^2.8.2:
+rollup-pluginutils@2.8.2, rollup-pluginutils@^2.0.1, rollup-pluginutils@^2.5.0, rollup-pluginutils@^2.6.0, rollup-pluginutils@^2.7.1, rollup-pluginutils@^2.8.1, rollup-pluginutils@^2.8.2:
   version "2.8.2"
   resolved "https://artifacts.apextoaster.com/repository/group-npm/rollup-pluginutils/-/rollup-pluginutils-2.8.2.tgz#72f2af0748b592364dbd3389e600e5a9444a351e"
   integrity sha512-EEp9NhnUkwY8aif6bxgovPHMoMoNr2FulJziTndpt5H9RdwC47GSGuII9XxpSdzVGM0GWrNPHV6ie1LTNJPaLQ==