diff --git a/AGENTS.md b/AGENTS.md
index 15da6c22..d4ddd81c 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -52,6 +52,7 @@ This check is for internal development and validation only. APC must never appea
 - Continuation lines inside `args: [` must be aligned to **23 spaces**
 - All module-level functions require JSDoc (`jsdoc/require-jsdoc`)
 - No unused imports
+- No inline single-line blocks: `try { x; } catch` or `if (x) { y; }` — statement and closing brace must each be on their own line (`brace-style` rule)
 
 ## Payment Operation Maintenance
 
diff --git a/src/core/operations/KeyComponentCombine.mjs b/src/core/operations/KeyComponentCombine.mjs
index 77d23b91..a59d8510 100644
--- a/src/core/operations/KeyComponentCombine.mjs
+++ b/src/core/operations/KeyComponentCombine.mjs
@@ -50,7 +50,9 @@ class KeyComponentCombine extends Operation {
         let hexComponents;
         if (trimmed.startsWith("{")) {
             let parsed;
-            try { parsed = JSON.parse(trimmed); } catch (e) {
+            try {
+                parsed = JSON.parse(trimmed);
+            } catch (e) {
                 throw new Error("Invalid JSON input.");
             }
             if (!Array.isArray(parsed.components) || parsed.components.length === 0) {