1 files changed, 2 insertions, 2 deletions
diff --git a/mrbgems/mruby-bin-debugger/tools/mrdb/apibreak.c b/mrbgems/mruby-bin-debugger/tools/mrdb/apibreak.c
index 986c69d82..67b4e8422 100755
--- a/mrbgems/mruby-bin-debugger/tools/mrdb/apibreak.c
+++ b/mrbgems/mruby-bin-debugger/tools/mrdb/apibreak.c
@@ -450,7 +450,7 @@ mrb_debug_check_breakpoint_line( mrb_state *mrb, mrb_debug_context *dbg, const c
 {
   mrb_debug_breakpoint *bp;
   mrb_debug_linepoint *line_p;
-  int i;
+  uint32_t i;
 
   if((mrb == NULL) || (dbg == NULL) || (file == NULL) || (line <= 0)) {
     return MRB_DEBUG_INVALID_ARGUMENT;
@@ -488,7 +488,7 @@ mrb_debug_check_breakpoint_method( mrb_state *mrb, mrb_debug_context *dbg, struc
 {
   mrb_debug_breakpoint *bp;
   int32_t bpno;
-  int i;
+  uint32_t i;
 
   if((mrb == NULL) || (dbg == NULL) || (class_obj == NULL)) {
     return MRB_DEBUG_INVALID_ARGUMENT;