diff --git a/CHANGELOG.md b/CHANGELOG.md
index 64eafb4..f51a1fa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@
 * Added API ability to edit and delete transactions
 * Added test for above
 * Made test dumping more sane
+* Fixed category view on postgres
 
 # v0.10.5
 
diff --git a/lib/Pear/LocalLoop/Controller/Api/Categories.pm b/lib/Pear/LocalLoop/Controller/Api/Categories.pm
index 95f9db5..ed5b0c1 100644
--- a/lib/Pear/LocalLoop/Controller/Api/Categories.pm
+++ b/lib/Pear/LocalLoop/Controller/Api/Categories.pm
@@ -31,9 +31,9 @@ sub post_category_list {
           value            => { sum => 'value' },
           category_id      => 'category_id',
           essential        => 'essential',
-        }
+        },
       ],
-      group_by => [ qw/ category_id quantised_weeks / ],
+      group_by => [ qw/ category_id quantised_weeks essential value / ],
       order_by => { '-desc' => 'value' },
     }
   );
diff --git a/lib/Pear/LocalLoop/Schema/Result/ViewQuantisedTransactionCategoryPg.pm b/lib/Pear/LocalLoop/Schema/Result/ViewQuantisedTransactionCategoryPg.pm
index b288c65..0d2739b 100644
--- a/lib/Pear/LocalLoop/Schema/Result/ViewQuantisedTransactionCategoryPg.pm
+++ b/lib/Pear/LocalLoop/Schema/Result/ViewQuantisedTransactionCategoryPg.pm
@@ -10,18 +10,18 @@ __PACKAGE__->table('view_quantised_transactions');
 __PACKAGE__->result_source_instance->is_virtual(1);
 
 __PACKAGE__->result_source_instance->view_definition( qq/
-SELECT "transactions.value",
-       "transactions.distance",
-       "transactions.purchase_time",
-       "transactions.buyer_id",
-       "transactions.seller_id",
-       "transactions.essential",
-       "transaction_category.category_id",
-       DATE_TRUNC('hour', "transactions.purchase_time") AS "quantised_hours",
-       DATE_TRUNC('day', "transactions.purchase_time") AS "quantised_days",
-       DATE_TRUNC('week', "transactions.purchase_time") AS "quantised_weeks"
+SELECT "transactions"."value",
+       "transactions"."distance",
+       "transactions"."purchase_time",
+       "transactions"."buyer_id",
+       "transactions"."seller_id",
+       "transactions"."essential",
+       "transaction_category"."category_id",
+       DATE_TRUNC('hour', "transactions"."purchase_time") AS "quantised_hours",
+       DATE_TRUNC('day', "transactions"."purchase_time") AS "quantised_days",
+       DATE_TRUNC('week', "transactions"."purchase_time") AS "quantised_weeks"
   FROM "transactions"
-LEFT JOIN "transaction_category" ON "transactions.id" = "transaction_category.transaction_id"
+LEFT JOIN "transaction_category" ON "transactions"."id" = "transaction_category"."transaction_id"
 /);
 
 1;
diff --git a/lib/Pear/LocalLoop/Schema/Result/ViewQuantisedTransactionCategorySQLite.pm b/lib/Pear/LocalLoop/Schema/Result/ViewQuantisedTransactionCategorySQLite.pm
index 7992458..958ea59 100644
--- a/lib/Pear/LocalLoop/Schema/Result/ViewQuantisedTransactionCategorySQLite.pm
+++ b/lib/Pear/LocalLoop/Schema/Result/ViewQuantisedTransactionCategorySQLite.pm
@@ -19,7 +19,7 @@ SELECT "transactions"."value",
        "transaction_category"."category_id",
        DATETIME(STRFTIME('%Y-%m-%d %H:00:00',"transactions"."purchase_time")) AS "quantised_hours",
        DATETIME(STRFTIME('%Y-%m-%d 00:00:00',"transactions"."purchase_time")) AS "quantised_days",
-       DATETIME(STRFTIME('%Y-%m-%d 00:00:00',"transactions"."purchase_time", 'weekday 1')) AS "quantised_weeks"
+       DATETIME(STRFTIME('%Y-%m-%d 00:00:00',"transactions"."purchase_time", 'weekday 0','-6 days')) AS "quantised_weeks"
   FROM "transactions"
 LEFT JOIN "transaction_category" ON "transactions"."id" = "transaction_category"."transaction_id"
 /);
diff --git a/t/api/categories.t b/t/api/categories.t
index 0f48620..10d11ab 100644
--- a/t/api/categories.t
+++ b/t/api/categories.t
@@ -19,6 +19,11 @@ $framework->install_fixtures('users');
 my $t = $framework->framework;
 my $schema = $t->app->schema;
 
+$schema->resultset('Category')->create({
+  id => 1,
+  name => 'test',
+});
+
 set_absolute_time('2017-01-02T00:00:00Z');
 
 my $start = DateTime->today->subtract( hours => 12 );
@@ -52,7 +57,7 @@ $t->post_ok('/api/stats/category' => json => {
     categories => {
       "2016-12-05" => [{
         days => "2016-12-05",
-        value => 30,
+        value => 210,
         category => 1,
       }],
       "2016-12-12" => [{
@@ -62,7 +67,7 @@ $t->post_ok('/api/stats/category' => json => {
       }],
       "2016-12-19" => [{
         days => "2016-12-19",
-        value => 220,
+        value => 210,
         category => 1,
       }],
       "2016-12-26" => [{
@@ -70,28 +75,20 @@ $t->post_ok('/api/stats/category' => json => {
         value => 190,
         category => 1,
       }],
-      "2017-01-02" => [{
-        days => "2017-01-02",
-        value => 170,
-        category => 1,
-      }],
     },
     essentials => {
       "2016-12-05" => {
-        value => 30,
+        value => 210,
       },
       "2016-12-12" => {
         value => 200,
       },
       "2016-12-19" => {
-        value => 220,
+        value => 210,
       },
       "2016-12-26" => {
         value => 190,
       },
-      "2017-01-02" => {
-        value => 170,
-      },
     }
   })->or($framework->dump_error);
 
@@ -99,6 +96,7 @@ sub create_random_transaction {
   my $buyer = shift;
   my $time = shift;
 
+
   my $buyer_result = $schema->resultset('User')->find({ email => $buyer })->entity;
   my $seller_result = $schema->resultset('Organisation')->find({ name => 'Test Org' })->entity;
   my $test_transaction = $schema->resultset('Transaction')->create({
@@ -109,6 +107,7 @@ sub create_random_transaction {
     purchase_time => $time,
     essential => 1,
   });
+
   $schema->resultset('TransactionCategory')->create({
     category_id => 1,
     transaction_id => $test_transaction->id,