--- a/accessible/src/generic/HyperTextAccessible.cpp
+++ b/accessible/src/generic/HyperTextAccessible.cpp
@@ -1079,18 +1079,21 @@ HyperTextAccessible::GetTextAtOffset(int
         NS_OK : NS_ERROR_INVALID_ARG;
 
     case BOUNDARY_WORD_START:
       *aEndOffset = FindWordBoundary(offset, eDirNext, eStartWord);
       *aStartOffset = FindWordBoundary(*aEndOffset, eDirPrevious, eStartWord);
       return GetText(*aStartOffset, *aEndOffset, aText);
 
     case BOUNDARY_WORD_END:
-      *aStartOffset = FindWordBoundary(offset, eDirPrevious, eEndWord);
-      *aEndOffset = FindWordBoundary(*aStartOffset, eDirNext, eEndWord);
+      // Ignore the spec and follow what WebKitGtk does because Orca expects it,
+      // i.e. return a next word at word end offset of the current word
+      // (WebKitGtk behavior) instead the current word (AKT spec).
+      *aEndOffset = FindWordBoundary(offset, eDirNext, eEndWord);
+      *aStartOffset = FindWordBoundary(*aEndOffset, eDirPrevious, eEndWord);
       return GetText(*aStartOffset, *aEndOffset, aText);
 
     case BOUNDARY_LINE_START:
     case BOUNDARY_LINE_END:
     case BOUNDARY_ATTRIBUTE_RANGE:
       return GetTextHelper(eGetAt, aBoundaryType, aOffset,
                            aStartOffset, aEndOffset, aText);
 

--- a/accessible/tests/mochitest/text/test_multiline.html
+++ b/accessible/tests/mochitest/text/test_multiline.html
@@ -331,29 +331,19 @@
                        "editable", kOk, kOk, kOk,
                        "editablebr", kTodo, kTodo, kTodo,
                        "textarea", kOk, kOk, kOk);
       testTextAtOffset(9, BOUNDARY_WORD_START, "two ", 9, 13, IDs);
       testTextAtOffset(13, BOUNDARY_WORD_START, "words\n", 13, 19, IDs);
 
       // BOUNDARY_WORD_END
       testTextAtOffset(0, BOUNDARY_WORD_END, "oneword", 0, 7, IDs);
-      testTextAtOffset(8, BOUNDARY_WORD_END, "\n\ntwo", 7, 12,
-                       "div", kOk, kOk, kOk,
-                       "divbr", kTodo, kTodo, kTodo,
-                       "editable", kOk, kOk, kOk,
-                       "editablebr", kTodo, kTodo, kTodo,
-                       "textarea", kOk, kOk, kOk);
-      testTextAtOffset(9, BOUNDARY_WORD_END, "\n\ntwo", 7, 12,
-                       "div", kOk, kOk, kOk,
-                       "divbr", kTodo, kTodo, kTodo,
-                       "editable", kOk, kOk, kOk,
-                       "editablebr", kTodo, kTodo, kTodo,
-                       "textarea", kOk, kOk, kOk);
-      testTextAtOffset(12, BOUNDARY_WORD_END, "\n\ntwo", 7, 12, IDs);
+      testTextAtOffset(8, BOUNDARY_WORD_END, "\n\ntwo", 7, 12, IDs);
+      testTextAtOffset(9, BOUNDARY_WORD_END, "\n\ntwo", 7, 12, IDs);
+      testTextAtOffset(12, BOUNDARY_WORD_END, " words", 12, 18, IDs);
       testTextAtOffset(13, BOUNDARY_WORD_END, " words", 12, 18,
                        "div", kOk, kOk, kOk,
                        "divbr", kOk, kOk, kOk,
                        "editable", kOk, kOk, kOk,
                        "editablebr", kOk, kOk, kOk,
                        "textarea", kOk, kOk, kOk);
 
       // BOUNDARY_LINE_START

--- a/accessible/tests/mochitest/text/test_singleline.html
+++ b/accessible/tests/mochitest/text/test_singleline.html
@@ -310,20 +310,20 @@
       testTextAtOffset(9, BOUNDARY_WORD_START, "friend", 9, 15, IDs);
       testTextAtOffset(10, BOUNDARY_WORD_START, "friend", 9, 15, IDs);
       testTextAtOffset(14, BOUNDARY_WORD_START, "friend", 9, 15, IDs);
       testTextAtOffset(15, BOUNDARY_WORD_START, "friend", 9, 15, IDs);
 
       // BOUNDARY_WORD_END
       testTextAtOffset(0, BOUNDARY_WORD_END, "hello", 0, 5, IDs);
       testTextAtOffset(1, BOUNDARY_WORD_END, "hello", 0, 5, IDs);
-      testTextAtOffset(5, BOUNDARY_WORD_END, "hello", 0, 5, IDs);
+      testTextAtOffset(5, BOUNDARY_WORD_END, " my", 5, 8, IDs);
       testTextAtOffset(6, BOUNDARY_WORD_END, " my", 5, 8, IDs);
       testTextAtOffset(7, BOUNDARY_WORD_END, " my", 5, 8, IDs);
-      testTextAtOffset(8, BOUNDARY_WORD_END, " my", 5, 8, IDs);
+      testTextAtOffset(8, BOUNDARY_WORD_END, " friend", 8, 15, IDs);
       testTextAtOffset(9, BOUNDARY_WORD_END, " friend", 8, 15, IDs);
       testTextAtOffset(10, BOUNDARY_WORD_END, " friend", 8, 15, IDs);
       testTextAtOffset(14, BOUNDARY_WORD_END, " friend", 8, 15, IDs);
       testTextAtOffset(15, BOUNDARY_WORD_END, " friend", 8, 15, IDs);
 
       // BOUNDARY_LINE_START
       testTextAtOffset(0, BOUNDARY_LINE_START, "hello my friend", 0, 15,
                        "input", kOk, kOk, kOk,

--- a/accessible/tests/mochitest/text/test_whitespaces.html
+++ b/accessible/tests/mochitest/text/test_whitespaces.html
@@ -337,30 +337,31 @@
                        "input", kOk, kOk, kOk,
                        "div", kOk, kOk, kOk,
                        "editable", kOk, kOk, kOk,
                        "textarea", kTodo, kOk, kTodo);
 
       // BOUNDARY_WORD_END
       testTextAtOffset(0, BOUNDARY_WORD_END, "Brave", 0, 5, IDs);
       testTextAtOffset(4, BOUNDARY_WORD_END, "Brave", 0, 5, IDs);
-      testTextAtOffset(5, BOUNDARY_WORD_END, "Brave", 0, 5, IDs);
+      testTextAtOffset(5, BOUNDARY_WORD_END, " Sir", 5, 9, IDs);
       testTextAtOffset(6, BOUNDARY_WORD_END, " Sir", 5, 9, IDs);
       testTextAtOffset(8, BOUNDARY_WORD_END, " Sir", 5, 9, IDs);
-      testTextAtOffset(9, BOUNDARY_WORD_END, " Sir", 5, 9, IDs);
+      testTextAtOffset(9, BOUNDARY_WORD_END, "  Robin", 9, 16, IDs);
       testTextAtOffset(10, BOUNDARY_WORD_END, "  Robin", 9, 16, IDs);
       testTextAtOffset(11, BOUNDARY_WORD_END, "  Robin", 9, 16, IDs);
       testTextAtOffset(15, BOUNDARY_WORD_END, "  Robin", 9, 16, IDs);
-      testTextAtOffset(16, BOUNDARY_WORD_END, "  Robin", 9, 16, IDs);
+      testTextAtOffset(16, BOUNDARY_WORD_END, "   ran", 16, 22, IDs);
       testTextAtOffset(17, BOUNDARY_WORD_END, "   ran", 16, 22, IDs);
       testTextAtOffset(18, BOUNDARY_WORD_END, "   ran", 16, 22, IDs);
       testTextAtOffset(19, BOUNDARY_WORD_END, "   ran", 16, 22, IDs);
       testTextAtOffset(20, BOUNDARY_WORD_END, "   ran", 16, 22, IDs);
       testTextAtOffset(21, BOUNDARY_WORD_END, "   ran", 16, 22, IDs);
-      testTextAtOffset(22, BOUNDARY_WORD_END, "   ran", 16, 22, IDs);
+      testTextAtOffset(22, BOUNDARY_WORD_END, "   ran", 16, 22, ["input", "div", "editable"]);
+      testTextAtOffset(22, BOUNDARY_WORD_END, "   ran\n", 16, 23, [ "textarea" ]);
 
       SimpleTest.finish();
     }
 
     SimpleTest.waitForExplicitFinish();
     addA11yLoadEvent(doTest);
   </script>
 </head>