diff --git a/src/clickup-cdk.ts b/src/clickup-cdk.ts
index 77257202..900bc364 100644
--- a/src/clickup-cdk.ts
+++ b/src/clickup-cdk.ts
@@ -20,6 +20,7 @@ export module clickupCdk {
     ...clickupTs.deps,
     '@time-loop/cdk-library',
     '@time-loop/cdk-named-environments',
+    'source-map@^0.7.4', // CLK-393642 and https://github.com/mozilla/source-map/issues/454
     'cdk-constants',
     'multi-convention-namer',
   ];
diff --git a/test/__snapshots__/clickup-cdk.test.ts.snap b/test/__snapshots__/clickup-cdk.test.ts.snap
index 755f20a8..a840f002 100644
--- a/test/__snapshots__/clickup-cdk.test.ts.snap
+++ b/test/__snapshots__/clickup-cdk.test.ts.snap
@@ -493,6 +493,7 @@ exports[`ClickUpCdkTypeScriptApp defaults package.json 1`] = `
     "cdk-constants": "*",
     "constructs": "^10.0.5",
     "multi-convention-namer": "*",
+    "source-map": "^0.7.4",
   },
   "devDependencies": {
     "@types/jest": "*",
@@ -944,6 +945,7 @@ exports[`ClickUpCdkTypeScriptApp options node20 package.json 1`] = `
     "cdk-constants": "*",
     "constructs": "^10.0.5",
     "multi-convention-namer": "*",
+    "source-map": "^0.7.4",
   },
   "devDependencies": {
     "@types/jest": "*",
@@ -1067,6 +1069,7 @@ exports[`cdk-diff additions - ClickUpCdkTypeScriptApp package.json 1`] = `
     "cdk-constants": "*",
     "constructs": "^10.0.5",
     "multi-convention-namer": "*",
+    "source-map": "^0.7.4",
   },
   "devDependencies": {
     "@time-loop/cdk-log-parser": "latest",