diff --git a/package.json b/package.json
index 038d07f..7aec358 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "devDependencies": {
     "@oclif/plugin-command-snapshot": "^5.2.17",
     "@oclif/plugin-help": "^6.2.15",
-    "@salesforce/cli-plugins-testkit": "^5.3.32",
+    "@salesforce/cli-plugins-testkit": "^5.3.39",
     "@salesforce/dev-scripts": "^10.2.11",
     "@salesforce/plugin-command-reference": "^3.1.33",
     "@salesforce/ts-sinon": "^1.4.30",
diff --git a/yarn.lock b/yarn.lock
index 1dcb304..2281b7e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1952,23 +1952,23 @@
     "@pnpm/network.ca-file" "^1.0.1"
     config-chain "^1.1.11"
 
-"@salesforce/cli-plugins-testkit@^5.3.32":
-  version "5.3.32"
-  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.3.32.tgz#30018a25d68b21ad2cb4b91c82be1bcf9690629b"
-  integrity sha512-eXi0n4Ae7igTS4PAvuK19I5utA9p1uQlojNFlvQl0Oiqidy9Rl5i5GWekIAmNrn/hX0gbftwAh4PezB/W5hZ3Q==
+"@salesforce/cli-plugins-testkit@^5.3.39":
+  version "5.3.39"
+  resolved "https://registry.yarnpkg.com/@salesforce/cli-plugins-testkit/-/cli-plugins-testkit-5.3.39.tgz#97218016503fc19194509cc603752de4f2baceae"
+  integrity sha512-6cBN7PP3/BN11qv/RGilJdWOkSEGGh6eIzyE+tZI27s2KLf/aOysbZk90v9yhSnuxvPiREHzYCuNSufJlsciQQ==
   dependencies:
-    "@salesforce/core" "^8.5.7"
+    "@salesforce/core" "^8.8.0"
     "@salesforce/kit" "^3.2.3"
     "@salesforce/ts-types" "^2.0.11"
     "@types/shelljs" "^0.8.15"
-    debug "^4.3.7"
+    debug "^4.4.0"
     jszip "^3.10.1"
     shelljs "^0.8.4"
     sinon "^17.0.2"
     strip-ansi "6.0.1"
     ts-retry-promise "^0.8.1"
 
-"@salesforce/core@^8.5.1", "@salesforce/core@^8.5.7", "@salesforce/core@^8.6.4", "@salesforce/core@^8.8.0":
+"@salesforce/core@^8.5.1", "@salesforce/core@^8.6.4", "@salesforce/core@^8.8.0":
   version "8.8.0"
   resolved "https://registry.yarnpkg.com/@salesforce/core/-/core-8.8.0.tgz#849c07ea3a2548ca201fc0fe8baef9b36a462194"
   integrity sha512-HWGdRiy/MPCJ2KHz+W+cnqx0O9xhx9+QYvwP8bn9PE27wj0A/NjTi4xrqIWk1M+fE4dXHycE+8qPf4b540euvg==