diff --git a/lib/analyze-action.js b/lib/analyze-action.js
index b1e302b40..dbafeab83 100644
--- a/lib/analyze-action.js
+++ b/lib/analyze-action.js
@@ -97585,7 +97585,7 @@ async function cleanupAndUploadDatabases(repositoryNwo, codeql, config, apiDetai
       reports.push({
         language,
         error: getErrorMessage(e),
-        ...bundledDbSize ? { zipped_upload_size_bytes: bundledDbSize } : {}
+        ...bundledDbSize !== void 0 ? { zipped_upload_size_bytes: bundledDbSize } : {}
       });
     }
   }
diff --git a/src/database-upload.ts b/src/database-upload.ts
index 776a64e3a..d4168295d 100644
--- a/src/database-upload.ts
+++ b/src/database-upload.ts
@@ -145,7 +145,9 @@ export async function cleanupAndUploadDatabases(
       reports.push({
         language,
         error: util.getErrorMessage(e),
-        ...(bundledDbSize ? { zipped_upload_size_bytes: bundledDbSize } : {}),
+        ...(bundledDbSize !== undefined
+          ? { zipped_upload_size_bytes: bundledDbSize }
+          : {}),
       });
     }
   }