diff --git a/Marlin/src/gcode/parser.cpp b/Marlin/src/gcode/parser.cpp index 7e75783b7..896ff273c 100644 --- a/Marlin/src/gcode/parser.cpp +++ b/Marlin/src/gcode/parser.cpp @@ -216,10 +216,9 @@ void GCodeParser::parse(char *p) { break; #if ENABLED(GCODE_MOTION_MODES) - #if ENABLED(ARC_SUPPORT) - case 'I' ... 'J': - if (motion_mode_codenum != 2 && motion_mode_codenum != 3) return; - #endif + case 'I' ... 'J': + if (motion_mode_codenum != 5 && \ + TERN1(ARC_SUPPORT, motion_mode_codenum != 2 && motion_mode_codenum != 3)) return; case 'Q': if (motion_mode_codenum != 5) return; case 'X' ... 'Z': case 'E' ... 'F':