diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91b9ec9..8cf4956 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # AEMO Gem Changelog
 
+## [v0.7.0] (2024-11-21)
+
+### Added
+
+*   [NEM12 Method flags](./lib/aemo/nem12/quality_method.rb) 22, 23, 24, 25 as per [Metrology Procedure: Part B v7.8 @ 2024-11-04](https://aemo.com.au/-/media/files/electricity/nem/retail_and_metering/market_settlement_and_transfer_solutions/2024/metrology-procedure-part-b-v781-clean.pdf?la=en)
+
+### Changed
+
+*   [NEM12 Method flags](./lib/aemo/nem12/quality_method.rb) 14, 15, 16, 20 as per [Metrology Procedure: Part B v7.8 @ 2024-11-04](https://aemo.com.au/-/media/files/electricity/nem/retail_and_metering/market_settlement_and_transfer_solutions/2024/metrology-procedure-part-b-v781-clean.pdf?la=en)
+
+
 ## [v0.6.0] (2023-12-20)
 
 ### Added
diff --git a/lib/aemo/nem12/quality_method.rb b/lib/aemo/nem12/quality_method.rb
index 1eb8356..0ee4093 100644
--- a/lib/aemo/nem12/quality_method.rb
+++ b/lib/aemo/nem12/quality_method.rb
@@ -17,16 +17,24 @@ class NEM12
       11 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Check', description: '' },
       12 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Calculated', description: '' },
       13 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'SCADA', description: '' },
-      14 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Like Day', description: '' },
-      15 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Average Like Day', description: '' },
-      16 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Agreed', description: '' },
+      14 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Retrospective Like Day', description: 'Updated v7.8' },
+      15 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Retrospective Average Like Day', description: 'Updated v7.8' },
+      16 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Agreed', description: '[OBSOLETE] v7.8' },
       17 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Linear', description: '' },
       18 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Alternate', description: '' },
       19 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Zero', description: '' },
-      20 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Churn Correction (Like Day)',
-              description: '' },
+      20 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Prospective Like Day',
+              description: 'Updated v7.8' },
       21 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Five-minute No Historical Data',
-              description: '' },
+              description: 'Added v7.8' },
+      22 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Prospective Ave Like Day',
+              description: 'Added v7.8' },
+      23 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Previous Year',
+              description: 'Added v7.8' },
+      24 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'Data Scaling',
+              description: 'Added v7.8' },
+      25 => { type: %w[SUB], installation_type: [1, 2, 3, 4], short_descriptor: 'ADL',
+              description: 'Added v7.8' },
       51 => { type: %w[EST SUB], installation_type: 5, short_descriptor: 'Previous Year', description: '' },
       52 => { type: %w[EST SUB], installation_type: 5, short_descriptor: 'Previous Read', description: '' },
       53 => { type: %w[SUB], installation_type: 5, short_descriptor: 'Revision', description: '' },