diff --git a/services/core/jni/com_android_server_VibratorService.cpp b/services/core/jni/com_android_server_VibratorService.cpp
index d5fbd2b..c59e605 100644
--- a/services/core/jni/com_android_server_VibratorService.cpp
+++ b/services/core/jni/com_android_server_VibratorService.cpp
@@ -151,7 +151,7 @@
     }
 }
 
-static jlong vibratorPerformEffect(JNIEnv*, jobject, jlong effect, jint strength) {
+static jlong vibratorPerformEffect(JNIEnv*, jobject, jlong effect, jlong strength) {
     Status status;
     uint32_t lengthMs;
     auto callback = [&status, &lengthMs](Status retStatus, uint32_t retLengthMs) {