diff --git a/src/app/components/AvailableModulesMenu.jsx b/src/app/components/AvailableModulesMenu.jsx
index 2daf98a3..c2bab8d9 100644
--- a/src/app/components/AvailableModulesMenu.jsx
+++ b/src/app/components/AvailableModulesMenu.jsx
@@ -45,6 +45,7 @@ const GRPCAT = {
   'mr': 'ordnance',
   'axmr': 'experimental',
   'rcpl': 'experimental',
+  'tbsc': 'experimental',
   'tp': 'ordnance',
   'nl': 'ordnance',
   'sc': 'scanners',
@@ -65,6 +66,7 @@ const GRPCAT = {
   'ggc': 'guardian',
   'gfsb': 'guardian',
   'gmrp': 'guardian',
+  'gsc': 'guardian',
   'ghrp': 'guardian'
 };
 // Order here is the order in which items will be shown in the modules menu
@@ -91,10 +93,10 @@ const CATEGORIES = {
   'defence': ['ch', 'po', 'ec'],
   'scanners': ['sc', 'ss', 'cs', 'kw', 'ws'], // Overloaded with internal scanners
   // Experimental
-  'experimental': ['axmc', 'axmr', 'rfl', 'xs', 'sfn', 'rcpl'],
+  'experimental': ['axmc', 'axmr', 'rfl', 'xs', 'sfn', 'rcpl', 'tbsc'],
 
   // Guardian
-  'guardian': ['gpp', 'gpd', 'gpc', 'ggc', 'gsrp', 'gfsb', 'ghrp', 'gmrp']
+  'guardian': ['gpp', 'gpd', 'gpc', 'ggc', 'gsrp', 'gfsb', 'ghrp', 'gmrp', 'gsc']
 };
 
 /**
diff --git a/src/app/i18n/en.json b/src/app/i18n/en.json
index 4d8873e3..4836723f 100644
--- a/src/app/i18n/en.json
+++ b/src/app/i18n/en.json
@@ -128,6 +128,8 @@
     "gfsb": "Guardian Frame Shift Drive Booster",
     "ghrp": "Guardian Hull Reinforcement Package",
     "gmrp": "Guardian Module Reinforcement Package",
+    "tbsc": "Shock Cannon",
+    "gsc": "Guardian Shard Cannon",
     "psg": "Prismatic Shield Generator",
     "pv": "Planetary Vehicle Hangar",
     "rf": "Refinery",
diff --git a/src/app/shipyard/Constants.js b/src/app/shipyard/Constants.js
index ddf81e86..852bab9a 100755
--- a/src/app/shipyard/Constants.js
+++ b/src/app/shipyard/Constants.js
@@ -87,6 +87,8 @@ export const ModuleGroupToName = {
   rcpl: 'Recon Limpet Controller',
   gpc: 'Guardian Plasma Charger',
   ggc: 'Guardian Gauss Cannon',
+  tbsc: 'Shock Cannon',
+  gsc: 'Guardian Shard Cannon',
 };
 
 let GrpNameToCodeMap = {};