diff --git a/package.json b/package.json
index d30c57d9..76172eb4 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   },
   "devDependencies": {
     "@oclif/plugin-command-snapshot": "^5.0.8",
-    "@salesforce/cli-plugins-testkit": "^5.1.8",
+    "@salesforce/cli-plugins-testkit": "^5.1.9",
     "@salesforce/dev-scripts": "^8.3.0",
     "@salesforce/plugin-command-reference": "^3.0.65",
     "@salesforce/plugin-telemetry": "^2.3.8",
diff --git a/yarn.lock b/yarn.lock
index e1f5ec2c..2c7d1081 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1936,12 +1936,12 @@
   resolved "https://registry.yarnpkg.com/@pkgjs/parseargs/-/parseargs-0.11.0.tgz#a77ea742fab25775145434eb1d2328cf5013ac33"
   integrity sha512-+1VkjdD0QBLPodGrJUeqarH8VAIvQODIbwh9XpP5Syisf7YoQgsJKPNFoqqLQlu+VQ/tVSshMR6loPMn8U+dPg==
 
-"@salesforce/cli-plugins-testkit@^5.1.8":
-  version "5.1.8"
-  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.1.8.tgz#789630cc389c13fe016c7593aa4ac8bbf532e3bd"
-  integrity sha512-3/jvEc+RVWFRbGPtyEzNJ5eb84p7HuLYDZ1EAokLVgDpnW5qy9UpBWrU0Tv98MaQhfRtPdSc/gmzB6m6nqWZLg==
+"@salesforce/cli-plugins-testkit@^5.1.9":
+  version "5.1.9"
+  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.1.9.tgz#c21b0d282c0d309141ca5e2fe47835530a24621d"
+  integrity sha512-8a9dwYdo2tXhVMrDe4ex8tjMYGuIwT9wlltB4+h3gt/IuowazjQGy5VWam08gsm3UT/FhhjZBdN0aKJPbD4wXA==
   dependencies:
-    "@salesforce/core" "^6.5.1"
+    "@salesforce/core" "^6.5.3"
     "@salesforce/kit" "^3.0.15"
     "@salesforce/ts-types" "^2.0.9"
     "@types/shelljs" "^0.8.15"
@@ -1975,7 +1975,7 @@
     semver "^7.5.4"
     ts-retry-promise "^0.7.1"
 
-"@salesforce/core@^6.4.1", "@salesforce/core@^6.5.1", "@salesforce/core@^6.5.2":
+"@salesforce/core@^6.4.1", "@salesforce/core@^6.5.1", "@salesforce/core@^6.5.2", "@salesforce/core@^6.5.3":
   version "6.5.3"
   resolved "https://registry.yarnpkg.com/@salesforce/core/-/core-6.5.3.tgz#b1ceef7947b9046ab23e78e73851115fec86f4f9"
   integrity sha512-L4I2LrGyuXbNDCkoQdrMQ2sR/nhNIgRMLgpYNpOARZFIWKUsnjgBLVpUui+knCzjrQsOMoSwev+W0vp17iT76w==