diff --git a/test/jni.cpp b/test/jni.cpp
index 76131dbe2b..18e418ab92 100644
--- a/test/jni.cpp
+++ b/test/jni.cpp
@@ -101,35 +101,35 @@ extern "C" JNIEXPORT jdouble JNICALL Java_JNI_addMix(JNIEnv*,
 }
 
 extern "C" JNIEXPORT jint JNICALL
-    Java_JNI_addStackBoundary2(JNIEnv* e, jclass c, jobject o1, jobject o2, jobject o3,
+    Java_JNI_addStackBoundary2(JNIEnv*, jclass, jobject, jobject, jobject,
                                jint i1, jint i2)
 {
   return i1 + i2;
 }
 
 extern "C" JNIEXPORT jint JNICALL
-    Java_JNI_addStackBoundary3(JNIEnv* e, jclass c, jobject o1, jobject o2, jobject o3,
+    Java_JNI_addStackBoundary3(JNIEnv*, jclass, jobject, jobject, jobject,
                                jint i1, jint i2, jint i3)
 {
   return i1 + i2 + i3;
 }
 
 extern "C" JNIEXPORT jint JNICALL
-    Java_JNI_addStackBoundary4(JNIEnv* e, jclass c, jobject o1, jobject o2, jobject o3,
+    Java_JNI_addStackBoundary4(JNIEnv*, jclass, jobject, jobject, jobject,
                                jint i1, jint i2, jint i3, jint i4)
 {
   return i1 + i2 + i3 + i4;
 }
 
 extern "C" JNIEXPORT jint JNICALL
-    Java_JNI_addStackBoundary5(JNIEnv* e, jclass c, jobject o1, jobject o2, jobject o3,
+    Java_JNI_addStackBoundary5(JNIEnv*, jclass, jobject, jobject, jobject,
                                jint i1, jint i2, jint i3, jint i4, jint i5)
 {
   return i1 + i2 + i3 + i4 + i5;
 }
 
 extern "C" JNIEXPORT jint JNICALL
-    Java_JNI_addStackBoundary6(JNIEnv* e, jclass c, jobject o1, jobject o2, jobject o3,
+    Java_JNI_addStackBoundary6(JNIEnv*, jclass, jobject, jobject, jobject,
                                jint i1, jint i2, jint i3, jint i4, jint i5, jint i6)
 {
   return i1 + i2 + i3 + i4 + i5 + i6;