diff --git a/src/joystick/linux/SDL_sysjoystick.c b/src/joystick/linux/SDL_sysjoystick.c
--- a/src/joystick/linux/SDL_sysjoystick.c
+++ b/src/joystick/linux/SDL_sysjoystick.c
@@ -700,7 +700,7 @@
 				continue;
 			}
 			if ( test_bit(i, absbit) ) {
-				int values[5];
+				int values[6];
 
 				if ( ioctl(fd, EVIOCGABS(i), values) < 0 )
 					continue;