diff --git a/src/Layout.c b/src/Layout.c
index 7f991790..6118b2e6 100644
--- a/src/Layout.c
+++ b/src/Layout.c
@@ -691,6 +691,16 @@ static void layoutNodeImpl(css_node_t *node, float parentMaxWidth) {
           );
         }
       }
+      for (int ii = 0; ii < 2; ii++) {
+        css_flex_direction_t axis = ii ? CSS_FLEX_DIRECTION_ROW : CSS_FLEX_DIRECTION_COLUMN;
+        if (isPosDefined(child, trailing[axis]) &&
+            !isPosDefined(child, leading[axis])) {
+          child->layout.position[leading[axis]] =
+            node->layout.dimensions[dim[axis]] -
+            child->layout.dimensions[dim[axis]] -
+            getPosition(child, trailing[axis]);
+        }
+      }
     }
   }
   /** END_GENERATED **/
diff --git a/src/Layout.js b/src/Layout.js
index 16c567a2..cf229c72 100755
--- a/src/Layout.js
+++ b/src/Layout.js
@@ -566,6 +566,16 @@ var computeLayout = (function() {
             );
           }
         }
+        for (var/*int*/ ii = 0; ii < 2; ii++) {
+          var/*css_flex_direction_t*/ axis = ii ? CSS_FLEX_DIRECTION_ROW : CSS_FLEX_DIRECTION_COLUMN;
+          if (isPosDefined(child, trailing[axis]) &&
+              !isPosDefined(child, leading[axis])) {
+            child.layout[leading[axis]] =
+              node.layout[dim[axis]] -
+              child.layout[dim[axis]] -
+              getPosition(child, trailing[axis]);
+          }
+        }
       }
     }
   };
diff --git a/src/__tests__/Layout-test.c b/src/__tests__/Layout-test.c
index 9b310fac..89d926bd 100644
--- a/src/__tests__/Layout-test.c
+++ b/src/__tests__/Layout-test.c
@@ -3170,7 +3170,6 @@ int main()
     css_node_t *root_node = new_test_css_node();
     {
       css_node_t *node_0 = root_node;
-      node_0->style.dimensions[CSS_WIDTH] = 100;
       node_0->style.dimensions[CSS_HEIGHT] = 100;
       init_css_node_children(node_0, 1);
       {
@@ -3187,7 +3186,7 @@ int main()
       css_node_t *node_0 = root_layout;
       node_0->layout.position[CSS_TOP] = 0;
       node_0->layout.position[CSS_LEFT] = 0;
-      node_0->layout.dimensions[CSS_WIDTH] = 100;
+      node_0->layout.dimensions[CSS_WIDTH] = 0;
       node_0->layout.dimensions[CSS_HEIGHT] = 100;
       init_css_node_children(node_0, 1);
       {
@@ -3200,7 +3199,7 @@ int main()
       }
     }
 
-    test("should layout with position: absolute, bottom", root_node, root_layout);
+    test("should calculate height properly with position: absolute top and bottom", root_node, root_layout);
   }
 
   {
@@ -3258,6 +3257,218 @@ int main()
 
     test("should layout with complicated position: absolute and justifyContent: center combo", root_node, root_layout);
   }
+
+  {
+    css_node_t *root_node = new_test_css_node();
+    {
+      css_node_t *node_0 = root_node;
+      node_0->style.dimensions[CSS_HEIGHT] = 100;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->style.position_type = CSS_POSITION_ABSOLUTE;
+        node_1->style.position[CSS_BOTTOM] = 0;
+      }
+    }
+
+    css_node_t *root_layout = new_test_css_node();
+    {
+      css_node_t *node_0 = root_layout;
+      node_0->layout.position[CSS_TOP] = 0;
+      node_0->layout.position[CSS_LEFT] = 0;
+      node_0->layout.dimensions[CSS_WIDTH] = 0;
+      node_0->layout.dimensions[CSS_HEIGHT] = 100;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->layout.position[CSS_TOP] = 100;
+        node_1->layout.position[CSS_LEFT] = 0;
+        node_1->layout.dimensions[CSS_WIDTH] = 0;
+        node_1->layout.dimensions[CSS_HEIGHT] = 0;
+      }
+    }
+
+    test("should calculate top properly with position: absolute bottom", root_node, root_layout);
+  }
+
+  {
+    css_node_t *root_node = new_test_css_node();
+    {
+      css_node_t *node_0 = root_node;
+      node_0->style.dimensions[CSS_WIDTH] = 100;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->style.position_type = CSS_POSITION_ABSOLUTE;
+        node_1->style.position[CSS_RIGHT] = 0;
+      }
+    }
+
+    css_node_t *root_layout = new_test_css_node();
+    {
+      css_node_t *node_0 = root_layout;
+      node_0->layout.position[CSS_TOP] = 0;
+      node_0->layout.position[CSS_LEFT] = 0;
+      node_0->layout.dimensions[CSS_WIDTH] = 100;
+      node_0->layout.dimensions[CSS_HEIGHT] = 0;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->layout.position[CSS_TOP] = 0;
+        node_1->layout.position[CSS_LEFT] = 100;
+        node_1->layout.dimensions[CSS_WIDTH] = 0;
+        node_1->layout.dimensions[CSS_HEIGHT] = 0;
+      }
+    }
+
+    test("should calcluate left properly with position: absolute right", root_node, root_layout);
+  }
+
+  {
+    css_node_t *root_node = new_test_css_node();
+    {
+      css_node_t *node_0 = root_node;
+      node_0->style.dimensions[CSS_HEIGHT] = 100;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->style.position_type = CSS_POSITION_ABSOLUTE;
+        node_1->style.dimensions[CSS_HEIGHT] = 10;
+        node_1->style.position[CSS_BOTTOM] = 0;
+      }
+    }
+
+    css_node_t *root_layout = new_test_css_node();
+    {
+      css_node_t *node_0 = root_layout;
+      node_0->layout.position[CSS_TOP] = 0;
+      node_0->layout.position[CSS_LEFT] = 0;
+      node_0->layout.dimensions[CSS_WIDTH] = 0;
+      node_0->layout.dimensions[CSS_HEIGHT] = 100;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->layout.position[CSS_TOP] = 90;
+        node_1->layout.position[CSS_LEFT] = 0;
+        node_1->layout.dimensions[CSS_WIDTH] = 0;
+        node_1->layout.dimensions[CSS_HEIGHT] = 10;
+      }
+    }
+
+    test("should calculate top properly with position: absolute bottom and height", root_node, root_layout);
+  }
+
+  {
+    css_node_t *root_node = new_test_css_node();
+    {
+      css_node_t *node_0 = root_node;
+      node_0->style.dimensions[CSS_WIDTH] = 100;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->style.position_type = CSS_POSITION_ABSOLUTE;
+        node_1->style.dimensions[CSS_WIDTH] = 10;
+        node_1->style.position[CSS_RIGHT] = 0;
+      }
+    }
+
+    css_node_t *root_layout = new_test_css_node();
+    {
+      css_node_t *node_0 = root_layout;
+      node_0->layout.position[CSS_TOP] = 0;
+      node_0->layout.position[CSS_LEFT] = 0;
+      node_0->layout.dimensions[CSS_WIDTH] = 100;
+      node_0->layout.dimensions[CSS_HEIGHT] = 0;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->layout.position[CSS_TOP] = 0;
+        node_1->layout.position[CSS_LEFT] = 90;
+        node_1->layout.dimensions[CSS_WIDTH] = 10;
+        node_1->layout.dimensions[CSS_HEIGHT] = 0;
+      }
+    }
+
+    test("should calcluate left properly with position: absolute right and width", root_node, root_layout);
+  }
+
+  {
+    css_node_t *root_node = new_test_css_node();
+    {
+      css_node_t *node_0 = root_node;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->style.position_type = CSS_POSITION_ABSOLUTE;
+        node_1->style.dimensions[CSS_HEIGHT] = 10;
+        node_1->style.position[CSS_BOTTOM] = 0;
+      }
+    }
+
+    css_node_t *root_layout = new_test_css_node();
+    {
+      css_node_t *node_0 = root_layout;
+      node_0->layout.position[CSS_TOP] = 0;
+      node_0->layout.position[CSS_LEFT] = 0;
+      node_0->layout.dimensions[CSS_WIDTH] = 0;
+      node_0->layout.dimensions[CSS_HEIGHT] = 0;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->layout.position[CSS_TOP] = -10;
+        node_1->layout.position[CSS_LEFT] = 0;
+        node_1->layout.dimensions[CSS_WIDTH] = 0;
+        node_1->layout.dimensions[CSS_HEIGHT] = 10;
+      }
+    }
+
+    test("should calcluate top properly with position: absolute right, width, and no parent dimensions", root_node, root_layout);
+  }
+
+  {
+    css_node_t *root_node = new_test_css_node();
+    {
+      css_node_t *node_0 = root_node;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->style.position_type = CSS_POSITION_ABSOLUTE;
+        node_1->style.dimensions[CSS_WIDTH] = 10;
+        node_1->style.position[CSS_RIGHT] = 0;
+      }
+    }
+
+    css_node_t *root_layout = new_test_css_node();
+    {
+      css_node_t *node_0 = root_layout;
+      node_0->layout.position[CSS_TOP] = 0;
+      node_0->layout.position[CSS_LEFT] = 0;
+      node_0->layout.dimensions[CSS_WIDTH] = 0;
+      node_0->layout.dimensions[CSS_HEIGHT] = 0;
+      init_css_node_children(node_0, 1);
+      {
+        css_node_t *node_1;
+        node_1 = node_0->get_child(node_0->context, 0);
+        node_1->layout.position[CSS_TOP] = 0;
+        node_1->layout.position[CSS_LEFT] = -10;
+        node_1->layout.dimensions[CSS_WIDTH] = 10;
+        node_1->layout.dimensions[CSS_HEIGHT] = 0;
+      }
+    }
+
+    test("should calcluate left properly with position: absolute right, width, and no parent dimensions", root_node, root_layout);
+  }
   /** END_GENERATED **/
   return tests_finished();
 }
diff --git a/src/__tests__/Layout-test.js b/src/__tests__/Layout-test.js
index 89eee5f3..37a051ba 100755
--- a/src/__tests__/Layout-test.js
+++ b/src/__tests__/Layout-test.js
@@ -955,30 +955,12 @@ describe('Layout', function() {
     );
   });
 
-  xit('should layout text with alignItems: stretch', function() {
+  it('should calculate height properly with position: absolute top and bottom', function() {
     testLayout(
-      {style: {width: 80, padding: 7, alignItems: 'stretch', measure: text(texts.big)}},
-      {width: 80, height: 68, top: 0, left: 0}
-    );
-  });
-
-  xit('should layout node with text and position absolute', function() {
-    testLayout(
-      {style: {}, children: [
-        {style: {measure: text(texts.big)}}
-      ]},
-      {width: 0, height: 0, top: 0, left: 0, children: [
-        {width: 100, height: textSizes.bigHeight, top: 0, left: 0}
-      ]}
-    );
-  });
-
-  it('should layout with position: absolute, bottom', function() {
-    testLayout(
-      {style: {width: 100, height: 100}, children: [
+      {style: {height: 100}, children: [
         {style: {position: 'absolute', top: 0, bottom: 20}}
       ]},
-      {width: 100, height: 100, top: 0, left: 0, children: [
+      {width: 0, height: 100, top: 0, left: 0, children: [
         {width: 0, height: 80, top: 0, left: 0}
       ]}
     );
@@ -999,5 +981,89 @@ describe('Layout', function() {
     );
   });
 
+  it('should calculate top properly with position: absolute bottom', function() {
+    testLayout(
+      {style: {height: 100}, children: [
+        {style: {position: 'absolute', bottom: 0}}
+      ]},
+      {width: 0, height: 100, top: 0, left: 0, children: [
+        {width: 0, height: 0, top: 100, left: 0}
+      ]}
+    );
+  });
+
+  it('should calcluate left properly with position: absolute right', function() {
+    testLayout(
+      {style: {width: 100}, children: [
+        {style: {position: 'absolute', right: 0}}
+      ]},
+      {width: 100, height: 0, top: 0, left: 0, children: [
+        {width: 0, height: 0, top: 0, left: 100}
+      ]}
+    );
+  });
+
+  it('should calculate top properly with position: absolute bottom and height', function() {
+    testLayout(
+      {style: {height: 100}, children: [
+        {style: {height: 10, position: 'absolute', bottom: 0}}
+      ]},
+      {width: 0, height: 100, top: 0, left: 0, children: [
+        {width: 0, height: 10, top: 90, left: 0}
+      ]}
+    );
+  });
+
+  it('should calcluate left properly with position: absolute right and width', function() {
+    testLayout(
+      {style: {width: 100}, children: [
+        {style: {width: 10, position: 'absolute', right: 0}}
+      ]},
+      {width: 100, height: 0, top: 0, left: 0, children: [
+        {width: 10, height: 0, top: 0, left: 90}
+      ]}
+    );
+  });
+
+  it('should calcluate top properly with position: absolute right, width, and no parent dimensions', function() {
+    testLayout(
+      {style: {}, children: [
+        {style: {height: 10, position: 'absolute', bottom: 0}}
+      ]},
+      {width: 0, height: 0, top: 0, left: 0, children: [
+        {width: 0, height: 10, top: -10, left: 0}
+      ]}
+    );
+  });
+
+  it('should calcluate left properly with position: absolute right, width, and no parent dimensions', function() {
+    testLayout(
+      {style: {}, children: [
+        {style: {width: 10, position: 'absolute', right: 0}}
+      ]},
+      {width: 0, height: 0, top: 0, left: 0, children: [
+        {width: 10, height: 0, top: 0, left: -10}
+      ]}
+    );
+  });
+
+  xit('should layout text with alignItems: stretch', function() {
+    testLayout(
+      {style: {width: 80, padding: 7, alignItems: 'stretch', measure: text(texts.big)}},
+      {width: 80, height: 68, top: 0, left: 0}
+    );
+  });
+
+  xit('should layout node with text and position absolute', function() {
+    testLayout(
+      {style: {}, children: [
+        {style: {measure: text(texts.big)}}
+      ]},
+      {width: 0, height: 0, top: 0, left: 0, children: [
+        {width: 100, height: textSizes.bigHeight, top: 0, left: 0}
+      ]}
+    );
+  });
+
 });