diff --git a/package.json b/package.json
index f48695e..bfcf1c8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "@ztimson/utils",
-	"version": "0.26.12",
+	"version": "0.26.13",
 	"description": "Utility library",
 	"author": "Zak Timson",
 	"license": "MIT",
diff --git a/src/search.ts b/src/search.ts
index 63312a2..37116df 100644
--- a/src/search.ts
+++ b/src/search.ts
@@ -39,8 +39,8 @@ export function logicTest(target: object, condition: string): boolean {
 			case '=':
 			case '==': return a == b;
 			case '!=': return a != b;
-			case '+': return a.toString().includes(b);
-			case '-': return !a.toString().includes(b);
+			case '+': return a?.toString().includes(b);
+			case '-': return !a?.toString().includes(b);
 			case '>': return a > b;
 			case '>=': return a >= b;
 			case '<': return a < b;