diff --git a/CHANGES b/CHANGES
index 74e4ff422..487ced324 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3,6 +3,7 @@ CHANGES IN FLTK 1.3.4rc4				RELEASED: Nov ?? 2016
 Bug fixes and other improvements
 
 	- MacOS: fix a crash when closing a fullscreen window.
+	- Accept empty Fl_Pixmap in Fl_RGB_Image c'tor (STR #3348).
 
 CHANGES IN FLTK 1.3.4rc3				RELEASED: Oct 31 2016
 
diff --git a/src/Fl_Image.cxx b/src/Fl_Image.cxx
index 72c8506ce..ad65bedaf 100644
--- a/src/Fl_Image.cxx
+++ b/src/Fl_Image.cxx
@@ -294,12 +294,16 @@ Fl_RGB_Image::Fl_RGB_Image(const uchar *bits, int W, int H, int D, int LD) :
 */
 Fl_RGB_Image::Fl_RGB_Image(const Fl_Pixmap *pxm, Fl_Color bg):
   Fl_Image(pxm->w(), pxm->h(), 4),
+  array(0),
+  alloc_array(0),
   id_(0),
   mask_(0)
 {
-  array = new uchar[w() * h() * d()];
-  alloc_array = 1;
-  fl_convert_pixmap(pxm->data(), (uchar*)array, bg);
+  if (pxm && pxm->w() > 0 && pxm->h() > 0) {
+    array = new uchar[w() * h() * d()];
+    alloc_array = 1;
+    fl_convert_pixmap(pxm->data(), (uchar*)array, bg);
+  }
   data((const char **)&array, 1);
 }