diff --git a/addon/adapters/firebase.js b/addon/adapters/firebase.js
index ef15427c..3027471d 100644
--- a/addon/adapters/firebase.js
+++ b/addon/adapters/firebase.js
@@ -415,13 +415,15 @@ export default DS.Adapter.extend(Waitable, {
     var serializedRecord = snapshot.serialize({
       includeId: (lastPiece !== snapshot.id) // record has no firebase `key` in path
     });
+    const serializer = store.serializerFor(typeClass.modelName);
 
     return new Promise((resolve, reject) => {
       var relationshipsToSave = [];
       // first we remove all relationships data from the serialized record, we backup the
       // removed data so that we can save it at a later stage.
       snapshot.record.eachRelationship((key, relationship) => {
-      const data = serializedRecord[key];
+      const relationshipKey = serializer.keyForRelationship(key);
+      const data = serializedRecord[relationshipKey];
       const isEmbedded = this.isRelationshipEmbedded(store, typeClass.modelName, relationship);
       const hasMany = relationship.kind === 'hasMany';
       if (hasMany || isEmbedded) {
@@ -433,7 +435,7 @@ export default DS.Adapter.extend(Waitable, {
               hasMany:hasMany
             });
           }
-          delete serializedRecord[key];
+          delete serializedRecord[relationshipKey];
         }
       });
       var reportError = (errors) => {
@@ -544,7 +546,8 @@ export default DS.Adapter.extend(Waitable, {
    * version of the record
    */
   _saveHasManyRecord(store, typeClass, relationship, parentRef, id) {
-    var ref = this._getRelationshipRef(parentRef, relationship.key, id);
+    const serializer = store.serializerFor(typeClass.modelName);
+    var ref = this._getRelationshipRef(parentRef, serializer.keyForRelationship(relationship.key), id);
     var record = store.peekRecord(relationship.type, id);
     var isEmbedded = this.isRelationshipEmbedded(store, typeClass.modelName, relationship);
     if (isEmbedded) {
diff --git a/addon/serializers/firebase.js b/addon/serializers/firebase.js
index e839bc66..68250f9b 100644
--- a/addon/serializers/firebase.js
+++ b/addon/serializers/firebase.js
@@ -35,7 +35,6 @@ export default DS.JSONSerializer.extend(DS.EmbeddedRecordsMixin, {
    */
   extractRelationships(modelClass, payload) {
     this.normalizeRelationships(modelClass, payload);
-
     return this._super(modelClass, payload);
   },
 
@@ -93,17 +92,19 @@ export default DS.JSONSerializer.extend(DS.EmbeddedRecordsMixin, {
    */
   normalizeRelationships(modelClass, payload) {
     modelClass.eachRelationship((key, meta) => {
-      if (meta.kind === 'hasMany') {
-        if (payload.hasOwnProperty(key)) {
+      let relationshipKey = this.keyForRelationship(key, meta.kind, 'deserialize');
 
+      if (meta.kind === 'hasMany') {
+        if (payload.hasOwnProperty(relationshipKey)) {
+          let relationshipPayload = payload[relationshipKey];
           // embedded
           if (this.hasDeserializeRecordsOption(key)) {
-            if (typeof payload[key] === 'object' && !Ember.isArray(payload[key])) {
-              payload[key] = Object.keys(payload[key]).map((id) => {
-                return assign({ id: id }, payload[key][id]);
+            if (typeof relationshipPayload === 'object' && !Ember.isArray(relationshipPayload)) {
+              relationshipPayload = Object.keys(relationshipPayload).map((id) => {
+                return assign({ id: id }, relationshipPayload[id]);
               });
-            } else if (Ember.isArray(payload[key])) {
-              payload[key] = this._addNumericIdsToEmbeddedArray(payload[key]);
+            } else if (Ember.isArray(relationshipPayload)) {
+              relationshipPayload = this._addNumericIdsToEmbeddedArray(relationshipPayload);
             } else {
               throw new Error(`${modelClass.toString()} relationship ${meta.kind}('${meta.type}') must contain embedded records with an \`id\`. Example: { "${key}": { "${meta.type}_1": { "id": "${meta.type}_1" } } } instead got: ${JSON.stringify(payload[key])}`);
             }
@@ -111,15 +112,16 @@ export default DS.JSONSerializer.extend(DS.EmbeddedRecordsMixin, {
 
           // normalized
           else {
-            if (typeof payload[key] === 'object' && !Ember.isArray(payload[key])) {
-              payload[key] = Object.keys(payload[key]);
-            } else if (Ember.isArray(payload[key])) {
-              payload[key] = this._convertBooleanArrayToIds(payload[key]);
+            if (typeof relationshipPayload === 'object' && !Ember.isArray(relationshipPayload)) {
+              relationshipPayload = Object.keys(relationshipPayload);
+            } else if (Ember.isArray(relationshipPayload)) {
+              relationshipPayload = this._convertBooleanArrayToIds(relationshipPayload);
             } else {
               throw new Error(`${modelClass.toString()} relationship ${meta.kind}('${meta.type}') must be a key/value map. Example: { "${key}": { "${meta.type}_1": true } } instead got: ${JSON.stringify(payload[key])}`);
             }
           }
 
+          payload[relationshipKey] = relationshipPayload;
         }
 
         // hasMany property is not present
@@ -127,14 +129,14 @@ export default DS.JSONSerializer.extend(DS.EmbeddedRecordsMixin, {
         // (i.e. it will never send `comments: null`) so we need to
         // force the empty relationship
         else {
-          payload[key] = [];
+          payload[relationshipKey] = [];
         }
       }
 
       if (meta.kind === 'belongsTo') {
-        if (!payload.hasOwnProperty(key)) {
+        if (!payload.hasOwnProperty(relationshipKey)) {
           // server wont send property if it was made null elsewhere
-          payload[key] = null;
+          payload[relationshipKey] = null;
         }
       }
     });
diff --git a/changelog.txt b/changelog.txt
index e69de29b..8ae5a570 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -0,0 +1 @@
+fixed - EmberFire now respects the serializer's `keyForRelationship` method.
diff --git a/tests/integration/updating-records-test.js b/tests/integration/updating-records-test.js
index 5a3b9a24..f890ba9c 100644
--- a/tests/integration/updating-records-test.js
+++ b/tests/integration/updating-records-test.js
@@ -305,7 +305,6 @@ describe('Integration: FirebaseAdapter - Updating records', function() {
           parentId = parentRecord.get('id');
           embeddedId = embeddedRecord.get('id');
           parentRecord.get('children').addObject(embeddedRecord);
-          // debugger;
           parentRecord.save().then(function() {
             reference.once('value', function(snapshot) {
               parentData = snapshot.val().treeNodes[parentId];
@@ -515,6 +514,63 @@ describe('Integration: FirebaseAdapter - Updating records', function() {
 
     }); // embedded belongsTo records
 
+    it('respects keyForRelationship on belongsTo', function(done) {
+      const reference = firebaseTestRef.child('nonStandardKeys');
+      adapter._ref = reference;
+      store.serializerFor('application').keyForRelationship = function(key) {
+        return Ember.String.capitalize(key);
+      };
+
+      Ember.run(function() {
+        let user = store.createRecord('user', {
+          firstName: 'John'
+        });
+
+        let newPost = store.createRecord('post', {
+          title: 'New Post',
+          user: user
+        });
+
+        newPost.save().then(() => {
+          reference.once('value', fbSnapshot => {
+            const postData = fbSnapshot.val().posts[newPost.get('id')];
+            expect(postData.User).to.equal(user.get('id'));
+            done();
+          });
+        });
+      });
+    });
+
+    it('respects keyForRelationship on hasMany', function(done) {
+      const reference = firebaseTestRef.child('nonStandardKeys');
+      adapter._ref = reference;
+      store.serializerFor('application').keyForRelationship = function(key) {
+        return Ember.String.capitalize(key);
+      };
+
+      Ember.run(function() {
+        let post = store.createRecord('post', {
+          title: 'New Post'
+        });
+
+        let comment = store.createRecord('comment', {
+          body: 'A comment'
+        });
+
+        post.save().then(() => {
+          return comment.save();
+        }).then(() => {
+          post.set('comments', [comment]);
+          return post.save();
+        }).then(() => {
+          reference.once('value', fbSnapshot => {
+            const postData = fbSnapshot.val().posts[post.get('id')];
+            expect(postData.Comments).to.have.all.keys([comment.get('id')]);
+            done();
+          });
+        });
+      });
+    });
   });
 
 });
diff --git a/tests/unit/serializers/firebase-test.js b/tests/unit/serializers/firebase-test.js
index 7c12c018..a600611d 100644
--- a/tests/unit/serializers/firebase-test.js
+++ b/tests/unit/serializers/firebase-test.js
@@ -1,4 +1,5 @@
 /* jshint expr:true */
+import Ember from 'ember';
 import { expect } from 'chai';
 import {
   describeModule,
@@ -251,6 +252,47 @@ describeModule(
           });
         });
 
+        it('respects keyForRelationship in belongsTo', function() {
+          let serializer = this.subject();
+          serializer.keyForRelationship = function(key) {
+            return Ember.String.capitalize(key);
+          };
+
+          let { data } = serializer.normalize(Post, {
+            id: 'post_1',
+            published: 1395162147646,
+            User: 'aputinski'
+          });
+
+          expect(data.relationships.user).to.deep.equal({
+            data: { type: 'user', id: 'aputinski' }
+          });
+        });
+
+        it('respects keyForRelationship in hasMany', function() {
+          let serializer = this.subject();
+          serializer.keyForRelationship = function(key) {
+            return Ember.String.capitalize(key);
+          };
+
+          let { data } = serializer.normalize(Post, {
+            id: 'post_1',
+            published: 1395162147646,
+            body: 'This is the first FireBlog post!',
+            title: 'Post 1',
+            Comments: {
+              comment_1: true,
+              comment_2: true
+            },
+          });
+
+          expect(data.relationships.comments).to.deep.equal({
+            data: [
+              { type: 'comment', id: 'comment_1' },
+              { type: 'comment', id: 'comment_2' }
+            ]
+          });
+        });
       }); // normalized relationships
 
       describe('invalid data', function () {