diff --git a/src/java/org/lwjgl/input/Mouse.java b/src/java/org/lwjgl/input/Mouse.java
index 21b519c6..b053b6ad 100644
--- a/src/java/org/lwjgl/input/Mouse.java
+++ b/src/java/org/lwjgl/input/Mouse.java
@@ -214,9 +214,9 @@ public class Mouse {
 		height = Display.getDisplayMode().getHeight();
 		x = width / 2;
 		y = height / 2;
-		readBuffer.clear();
+		readBuffer.position(readBuffer.limit());
 		if (!isGrabbed() && (Cursor.getCapabilities() & Cursor.CURSOR_ONE_BIT_TRANSPARENCY) != 0)
-		setCursorPosition(x, y);
+			setCursorPosition(x, y);
 	}
 
 	/**
diff --git a/src/native/linux/org_lwjgl_input_Mouse.c b/src/native/linux/org_lwjgl_input_Mouse.c
index d6a722ff..38c49ea6 100644
--- a/src/native/linux/org_lwjgl_input_Mouse.c
+++ b/src/native/linux/org_lwjgl_input_Mouse.c
@@ -201,6 +201,7 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_nSetNativeCursor(JNIEn
 
 static void reset(void) {
 	initEventQueue(&event_queue, EVENT_SIZE);
+	accum_dx = accum_dy = 0;
 }
 
 JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_nCreateMouse
@@ -360,7 +361,6 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxDisplay_nGrabMouse(JNIEnv * en
 	
 	setGrab(new_grab == JNI_TRUE ? true : false);
 	reset();
-	accum_dx = accum_dy = 0;
 	XQueryPointer(getDisplay(), getCurrentWindow(), &root_return, &child_return, &root_x, &root_y, &win_x, &win_y, &mask_return);
 	doHandlePointerMotion(root_x, root_y, win_x, win_y);
 }