diff --git a/sms2webhook/build.gradle b/sms2webhook/build.gradle
index 9b249ae..ffd96e9 100644
--- a/sms2webhook/build.gradle
+++ b/sms2webhook/build.gradle
@@ -70,7 +70,7 @@ dependencies {
     // Unit testing
     testImplementation 'junit:junit:4.13.2'
     testImplementation 'org.mockito:mockito-core:5.18.0'
-    testImplementation 'org.json:json:20250517'
+    testImplementation 'org.json:json:20251224'
 
     // Instrumented testing
     androidTestImplementation 'androidx.test.ext:junit:1.3.0'