diff --git a/src/util/clipboard_win32.h b/src/util/clipboard_win32.h
index 3abb6e4ae..0ab35f985 100644
--- a/src/util/clipboard_win32.h
+++ b/src/util/clipboard_win32.h
@@ -128,7 +128,7 @@ static void set_win32_clipboard_bitmap(Image* image, Palette* palette)
     case IMAGE_INDEXED: {
       Palette* palette = get_current_palette();
       RGBQUAD* rgbquad = (RGBQUAD*)(((ase_uint8*)bi)+bi->bV5Size);
-      for (int i=0; i<palette->size(); ++i) {
+      for (size_t i=0; i<palette->size(); ++i) {
 	rgbquad->rgbRed   = _rgba_getr(palette->getEntry(i));
 	rgbquad->rgbGreen = _rgba_getg(palette->getEntry(i));
 	rgbquad->rgbBlue  = _rgba_getb(palette->getEntry(i));
diff --git a/src/widgets/colbar.cpp b/src/widgets/colbar.cpp
index e8d395465..bf3c6033a 100644
--- a/src/widgets/colbar.cpp
+++ b/src/widgets/colbar.cpp
@@ -440,7 +440,7 @@ bool ColorBar::msg_proc(JMessage msg)
 
 	  if (((int)m_firstIndex)+delta < 0)
 	    m_firstIndex = 0;
-	  else if (m_firstIndex+delta > 256-getEntriesCount())
+	  else if (((int)m_firstIndex)+delta > 256-getEntriesCount())
 	    m_firstIndex = 256-getEntriesCount();
 	  else
 	    m_firstIndex += delta;