diff --git a/package.json b/package.json
index 425c9894..32d491a8 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
         "rollup-plugin-node-builtins": "2.1.2",
         "rollup-plugin-node-globals": "1.4.0",
         "rollup-plugin-typescript2": "0.27.2",
-        "sinon": "9.0.3",
+        "sinon": "15.0.1",
         "tslint": "6.1.3",
         "tslint-config-prettier": "1.18.0",
         "typechain": "2.0.0",
diff --git a/yarn.lock b/yarn.lock
index 9e3478d8..8989ccc4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -82,34 +82,40 @@
     estree-walker "^1.0.1"
     picomatch "^2.2.2"
 
-"@sinonjs/commons@^1", "@sinonjs/commons@^1.6.0", "@sinonjs/commons@^1.7.0", "@sinonjs/commons@^1.7.2":
+"@sinonjs/commons@^1.7.0":
   version "1.8.1"
   resolved "https://registry.yarnpkg.com/@sinonjs/commons/-/commons-1.8.1.tgz#e7df00f98a203324f6dc7cc606cad9d4a8ab2217"
   integrity sha512-892K+kWUUi3cl+LlqEWIDrhvLgdL79tECi8JZUyq6IviKy/DNhuzCRlbHUjxK89f4ypPMMaFnFuR9Ie6DoIMsw==
   dependencies:
     type-detect "4.0.8"
 
-"@sinonjs/fake-timers@^6.0.0", "@sinonjs/fake-timers@^6.0.1":
-  version "6.0.1"
-  resolved "https://registry.yarnpkg.com/@sinonjs/fake-timers/-/fake-timers-6.0.1.tgz#293674fccb3262ac782c7aadfdeca86b10c75c40"
-  integrity sha512-MZPUxrmFubI36XS1DI3qmI0YdN1gks62JtFZvxR67ljjSNCeK6U08Zx4msEWOXuofgqUt6zPHSi1H9fbjR/NRA==
+"@sinonjs/commons@^2.0.0":
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/@sinonjs/commons/-/commons-2.0.0.tgz#fd4ca5b063554307e8327b4564bd56d3b73924a3"
+  integrity sha512-uLa0j859mMrg2slwQYdO/AkrOfmH+X6LTVmNTS9CqexuE2IvVORIkSpJLqePAbEnKJ77aMmCwr1NUZ57120Xcg==
   dependencies:
-    "@sinonjs/commons" "^1.7.0"
+    type-detect "4.0.8"
 
-"@sinonjs/formatio@^5.0.1":
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/@sinonjs/formatio/-/formatio-5.0.1.tgz#f13e713cb3313b1ab965901b01b0828ea6b77089"
-  integrity sha512-KaiQ5pBf1MpS09MuA0kp6KBQt2JUOQycqVG1NZXvzeaXe5LGFqAKueIS0bw4w0P9r7KuBSVdUk5QjXsUdu2CxQ==
+"@sinonjs/fake-timers@10.0.2":
+  version "10.0.2"
+  resolved "https://registry.yarnpkg.com/@sinonjs/fake-timers/-/fake-timers-10.0.2.tgz#d10549ed1f423d80639c528b6c7f5a1017747d0c"
+  integrity sha512-SwUDyjWnah1AaNl7kxsa7cfLhlTYoiyhDAIgyh+El30YvXs/o7OLXpYH88Zdhyx9JExKrmHDJ+10bwIcY80Jmw==
   dependencies:
-    "@sinonjs/commons" "^1"
-    "@sinonjs/samsam" "^5.0.2"
+    "@sinonjs/commons" "^2.0.0"
 
-"@sinonjs/samsam@^5.0.2", "@sinonjs/samsam@^5.1.0":
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/@sinonjs/samsam/-/samsam-5.1.0.tgz#3afe719232b541bb6cf3411a4c399a188de21ec0"
-  integrity sha512-42nyaQOVunX5Pm6GRJobmzbS7iLI+fhERITnETXzzwDZh+TtDr/Au3yAvXVjFmZ4wEUaE4Y3NFZfKv0bV0cbtg==
+"@sinonjs/fake-timers@^7.0.4":
+  version "7.1.2"
+  resolved "https://registry.yarnpkg.com/@sinonjs/fake-timers/-/fake-timers-7.1.2.tgz#2524eae70c4910edccf99b2f4e6efc5894aff7b5"
+  integrity sha512-iQADsW4LBMISqZ6Ci1dupJL9pprqwcVFTcOsEmQOEhW+KLCVn/Y4Jrvg2k19fIHCp+iFprriYPTdRcQR8NbUPg==
+  dependencies:
+    "@sinonjs/commons" "^1.7.0"
+
+"@sinonjs/samsam@^7.0.1":
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/@sinonjs/samsam/-/samsam-7.0.1.tgz#5b5fa31c554636f78308439d220986b9523fc51f"
+  integrity sha512-zsAk2Jkiq89mhZovB2LLOdTCxJF4hqqTToGP0ASWlhp4I1hqOjcfmZGafXntCN7MDC6yySH0mFHrYtHceOeLmw==
   dependencies:
-    "@sinonjs/commons" "^1.6.0"
+    "@sinonjs/commons" "^2.0.0"
     lodash.get "^4.4.2"
     type-detect "^4.0.8"
 
@@ -1020,11 +1026,16 @@ destroy@~1.0.4:
   resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.0.4.tgz#978857442c44749e4206613e37946205826abd80"
   integrity sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA=
 
-diff@4.0.2, diff@^4.0.1, diff@^4.0.2:
+diff@4.0.2, diff@^4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/diff/-/diff-4.0.2.tgz#60f3aecb89d5fae520c11aa19efc2bb982aade7d"
   integrity sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A==
 
+diff@^5.0.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-5.1.0.tgz#bc52d298c5ea8df9194800224445ed43ffc87e40"
+  integrity sha512-D+mk+qE8VC/PAUrlAU34N+VfXev0ghe5ywmpqrawphmVZc1bEfn56uo9qpyGp1p4xpzOHkSW4ztBd6L7Xx4ACw==
+
 diffie-hellman@^5.0.0:
   version "5.0.3"
   resolved "https://registry.yarnpkg.com/diffie-hellman/-/diffie-hellman-5.0.3.tgz#40e8ee98f55a2149607146921c63e1ae5f3d2875"
@@ -2682,13 +2693,13 @@ neo-async@^2.6.0:
   resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.2.tgz#b4aafb93e3aeb2d8174ca53cf163ab7d7308305f"
   integrity sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw==
 
-nise@^4.0.4:
-  version "4.0.4"
-  resolved "https://registry.yarnpkg.com/nise/-/nise-4.0.4.tgz#d73dea3e5731e6561992b8f570be9e363c4512dd"
-  integrity sha512-bTTRUNlemx6deJa+ZyoCUTRvH3liK5+N6VQZ4NIw90AgDXY6iPnsqplNFf6STcj+ePk0H/xqxnP75Lr0J0Fq3A==
+nise@^5.1.2:
+  version "5.1.3"
+  resolved "https://registry.yarnpkg.com/nise/-/nise-5.1.3.tgz#f46197e5f60ae9a96401b602bd9d8239b1ee8656"
+  integrity sha512-U597iWTTBBYIV72986jyU382/MMZ70ApWcRmkoF1AZ75bpqOtI3Gugv/6+0jLgoDOabmcSwYBkSSAWIp1eA5cg==
   dependencies:
-    "@sinonjs/commons" "^1.7.0"
-    "@sinonjs/fake-timers" "^6.0.0"
+    "@sinonjs/commons" "^2.0.0"
+    "@sinonjs/fake-timers" "^7.0.4"
     "@sinonjs/text-encoding" "^0.7.1"
     just-extend "^4.0.2"
     path-to-regexp "^1.7.0"
@@ -3496,18 +3507,17 @@ simple-get@^2.7.0:
     once "^1.3.1"
     simple-concat "^1.0.0"
 
-sinon@9.0.3:
-  version "9.0.3"
-  resolved "https://registry.yarnpkg.com/sinon/-/sinon-9.0.3.tgz#bffc3ec28c936332cd2a41833547b9eed201ecff"
-  integrity sha512-IKo9MIM111+smz9JGwLmw5U1075n1YXeAq8YeSFlndCLhAL5KGn6bLgu7b/4AYHTV/LcEMcRm2wU2YiL55/6Pg==
-  dependencies:
-    "@sinonjs/commons" "^1.7.2"
-    "@sinonjs/fake-timers" "^6.0.1"
-    "@sinonjs/formatio" "^5.0.1"
-    "@sinonjs/samsam" "^5.1.0"
-    diff "^4.0.2"
-    nise "^4.0.4"
-    supports-color "^7.1.0"
+sinon@15.0.1:
+  version "15.0.1"
+  resolved "https://registry.yarnpkg.com/sinon/-/sinon-15.0.1.tgz#ce062611a0b131892e2c18f03055b8eb6e8dc234"
+  integrity sha512-PZXKc08f/wcA/BMRGBze2Wmw50CWPiAH3E21EOi4B49vJ616vW4DQh4fQrqsYox2aNR/N3kCqLuB0PwwOucQrg==
+  dependencies:
+    "@sinonjs/commons" "^2.0.0"
+    "@sinonjs/fake-timers" "10.0.2"
+    "@sinonjs/samsam" "^7.0.1"
+    diff "^5.0.0"
+    nise "^5.1.2"
+    supports-color "^7.2.0"
 
 slice-ansi@^2.1.0:
   version "2.1.0"
@@ -3669,7 +3679,7 @@ supports-color@^5.3.0:
   dependencies:
     has-flag "^3.0.0"
 
-supports-color@^7.1.0:
+supports-color@^7.1.0, supports-color@^7.2.0:
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-7.2.0.tgz#1b7dcdcb32b8138801b3e478ba6a51caa89648da"
   integrity sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==