diff --git a/package.json b/package.json
index b1f6660..03e6a2e 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "rollup-plugin-tslint": "0.2.2",
     "rollup-plugin-typescript2": "0.26.0",
     "rollup-plugin-yaml": "2.0.0",
-    "sinon": "8.1.1",
+    "sinon": "9.0.0",
     "sinon-chai": "3.4.0",
     "source-map-support": "0.5.16",
     "standard-version": "7.1.0",
diff --git a/yarn.lock b/yarn.lock
index 4812640..ccc3a24 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -243,6 +243,13 @@
   dependencies:
     type-detect "4.0.8"
 
+"@sinonjs/fake-timers@^6.0.0":
+  version "6.0.0"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/@sinonjs/fake-timers/-/fake-timers-6.0.0.tgz#b64b0faadfdd01a6dcf0c4dcdb78438d86fa7dbf"
+  integrity sha512-atR1J/jRXvQAb47gfzSK8zavXy7BcpnYq21ALon0U99etu99vsir0trzIO3wpeLtW+LLVY6X7EkfVTbjGSH8Ww==
+  dependencies:
+    "@sinonjs/commons" "^1.7.0"
+
 "@sinonjs/formatio@^4.0.1":
   version "4.0.1"
   resolved "https://artifacts.apextoaster.com/repository/group-npm/@sinonjs/formatio/-/formatio-4.0.1.tgz#50ac1da0c3eaea117ca258b06f4f88a471668bdb"
@@ -251,6 +258,14 @@
     "@sinonjs/commons" "^1"
     "@sinonjs/samsam" "^4.2.0"
 
+"@sinonjs/formatio@^5.0.0":
+  version "5.0.0"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/@sinonjs/formatio/-/formatio-5.0.0.tgz#25036ae59a7c95f886c1578baaeb44c81f934c65"
+  integrity sha512-ejFRrFNMaTAmhg9u1lYKJQxDocowta6KQKFnBE7XtZb/AAPlLkWQQSaqwlGYnDWQ6paXzyM1vbMhLAujSFiVPw==
+  dependencies:
+    "@sinonjs/commons" "^1"
+    "@sinonjs/samsam" "^4.2.0"
+
 "@sinonjs/samsam@^4.2.0":
   version "4.2.0"
   resolved "https://artifacts.apextoaster.com/repository/group-npm/@sinonjs/samsam/-/samsam-4.2.0.tgz#64a9994331cc3da0a0d7cc06cae44faa09cb5f2c"
@@ -260,10 +275,10 @@
     array-from "^2.1.1"
     lodash.get "^4.4.2"
 
-"@sinonjs/samsam@^4.2.2":
-  version "4.2.2"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/@sinonjs/samsam/-/samsam-4.2.2.tgz#0f6cb40e467865306d8a20a97543a94005204e23"
-  integrity sha512-z9o4LZUzSD9Hl22zV38aXNykgFeVj8acqfFabCY6FY83n/6s/XwNJyYYldz6/9lBJanpno9h+oL6HTISkviweA==
+"@sinonjs/samsam@^5.0.1":
+  version "5.0.1"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/@sinonjs/samsam/-/samsam-5.0.1.tgz#4b278c00181e19f1f84c1bc598a942aaba18bac0"
+  integrity sha512-iSZdE68szyFvV8ReYve6t4gAA1rLVwGyyhWBg9qrz8VAn1FH141gdg0NJcMrAJ069rD2XM2KQzY8ZNDgmTfBQA==
   dependencies:
     "@sinonjs/commons" "^1.6.0"
     lodash.get "^4.4.2"
@@ -2300,13 +2315,6 @@ log-symbols@2.2.0:
   dependencies:
     chalk "^2.0.1"
 
-lolex@^5.0.1, lolex@^5.1.2:
-  version "5.1.2"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/lolex/-/lolex-5.1.2.tgz#953694d098ce7c07bc5ed6d0e42bc6c0c6d5a367"
-  integrity sha512-h4hmjAvHTmd+25JSwrtTIuwbKdwg5NzZVRMLn9saij4SZaepCrTCxPr35H/3bjwfMJtN+t3CX8672UIkglz28A==
-  dependencies:
-    "@sinonjs/commons" "^1.7.0"
-
 loud-rejection@^1.0.0:
   version "1.6.0"
   resolved "https://artifacts.apextoaster.com/repository/group-npm/loud-rejection/-/loud-rejection-1.6.0.tgz#5b46f80147edee578870f086d04821cf998e551f"
@@ -2514,16 +2522,16 @@ nice-try@^1.0.4:
   resolved "https://artifacts.apextoaster.com/repository/group-npm/nice-try/-/nice-try-1.0.5.tgz#a3378a7696ce7d223e88fc9b764bd7ef1089e366"
   integrity sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==
 
-nise@^3.0.1:
-  version "3.0.1"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/nise/-/nise-3.0.1.tgz#0659982af515e5aac15592226246243e8da0013d"
-  integrity sha512-fYcH9y0drBGSoi88kvhpbZEsenX58Yr+wOJ4/Mi1K4cy+iGP/a73gNoyNhu5E9QxPdgTlVChfIaAlnyOy/gHUA==
+nise@^4.0.1:
+  version "4.0.1"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/nise/-/nise-4.0.1.tgz#16c1b893e8ac4e3958dcab5cc174c07c8ff42cdc"
+  integrity sha512-10PKL272rqg80o2RsWcTT6X9cDYqJ4kXqPTf8yCXPc9hbphZSDmbiG5FqUNeR5nouKCQMM24ld45kgYnBdx2rw==
   dependencies:
     "@sinonjs/commons" "^1.7.0"
+    "@sinonjs/fake-timers" "^6.0.0"
     "@sinonjs/formatio" "^4.0.1"
     "@sinonjs/text-encoding" "^0.7.1"
     just-extend "^4.0.2"
-    lolex "^5.0.1"
     path-to-regexp "^1.7.0"
 
 node-environment-flags@1.0.6:
@@ -3325,17 +3333,17 @@ sinon-chai@3.4.0:
   resolved "https://artifacts.apextoaster.com/repository/group-npm/sinon-chai/-/sinon-chai-3.4.0.tgz#06fb88dee80decc565106a3061d380007f21e18d"
   integrity sha512-BpVxsjEkGi6XPbDXrgWUe7Cb1ZzIfxKUbu/MmH5RoUnS7AXpKo3aIYIyQUg0FMvlUL05aPt7VZuAdaeQhEnWxg==
 
-sinon@8.1.1:
-  version "8.1.1"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/sinon/-/sinon-8.1.1.tgz#21fffd5ad0a2d072a8aa7f8a3cf7ed2ced497497"
-  integrity sha512-E+tWr3acRdoe1nXbHMu86SSqA1WGM7Yw3jZRLvlCMnXwTHP8lgFFVn5BnKnF26uc5SfZ3D7pA9sN7S3Y2jG4Ew==
+sinon@9.0.0:
+  version "9.0.0"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/sinon/-/sinon-9.0.0.tgz#9f1ed502fa2e287e65220de08f6a44f33e314006"
+  integrity sha512-c4bREcvuK5VuEGyMW/Oim9I3Rq49Vzb0aMdxouFaA44QCFpilc5LJOugrX+mkrvikbqCimxuK+4cnHVNnLR41g==
   dependencies:
     "@sinonjs/commons" "^1.7.0"
-    "@sinonjs/formatio" "^4.0.1"
-    "@sinonjs/samsam" "^4.2.2"
+    "@sinonjs/fake-timers" "^6.0.0"
+    "@sinonjs/formatio" "^5.0.0"
+    "@sinonjs/samsam" "^5.0.1"
     diff "^4.0.2"
-    lolex "^5.1.2"
-    nise "^3.0.1"
+    nise "^4.0.1"
     supports-color "^7.1.0"
 
 slice-ansi@^2.1.0: