diff --git a/AUTHORS.txt b/AUTHORS.txt
index 3b3c7a669c..11f7094d44 100644
--- a/AUTHORS.txt
+++ b/AUTHORS.txt
@@ -151,6 +151,7 @@ Riccardo Petricca <petriccarcc@gmail.com>
 Robert Boklahánics <bokirobi@gmail.com>
 ruPaladin <happyworm24@rambler.ru>
 Rutger "RedBery" Meijering <c.redbery@gmail.com>
+sancron
 Schwaggot <tom.ryan@posteo.de>
 shukari
 simon84 <badguy360th@gmail.com>
diff --git a/optionals/compat_gm/CfgMagazines.hpp b/optionals/compat_gm/CfgMagazines.hpp
index 07aaffc425..febeb5d898 100644
--- a/optionals/compat_gm/CfgMagazines.hpp
+++ b/optionals/compat_gm/CfgMagazines.hpp
@@ -93,34 +93,4 @@ class cfgMagazines {
             };
         };
     };
-
-
-    // Vehicle Ammo
-    class gm_magazine_20x139mm_base;
-    class gme_320Rnd_20x139mm_hei_t_dm81: gm_magazine_20x139mm_base {
-        displayName = "20 mm 320Rnd HEI-T DM81";
-        descriptionShort = "Caliber: 20x139 mm HEI-T DM81<br />Rounds: 320<br />Used in: RH202";
-        displaynameshort = "HEI-T";
-        ammo = "gm_bullet_20x139mm_hei_t_dm81";
-        count = 320;
-        initSpeed = 1175;
-        tracersEvery = 1;
-        lastRoundsTracer = 1;
-        scope = 1;
-        scopeCurator = 2;
-        author = "Global Mobilization";
-    };
-    class gme_180Rnd_20x139mm_apds_t_dm63: gm_magazine_20x139mm_base {
-        displayName = "20 mm 180Rnd APDS-T DM63";
-        descriptionShort = "Caliber: 20x139 mm APDS-T DM63<br />Rounds: 120<br />Used in: RH202";
-        displaynameshort = "APDS-T";
-        ammo = "gm_bullet_20x139mm_apds_t_dm63";
-        count = 180;
-        initSpeed = 1175;
-        tracersEvery = 1;
-        lastRoundsTracer = 1;
-        scope = 1;
-        scopeCurator = 2;
-        author = "Global Mobilization";
-    };
 };
diff --git a/optionals/compat_gm/CfgWeapons.hpp b/optionals/compat_gm/CfgWeapons.hpp
index b9f402fd85..1c2adf8e52 100644
--- a/optionals/compat_gm/CfgWeapons.hpp
+++ b/optionals/compat_gm/CfgWeapons.hpp
@@ -29,7 +29,7 @@ class CfgWeapons {
         EGVAR(overpressure,priority) = 1;
         EGVAR(overpressure,range) = 10;
     };
-    
+
     // SUB MACHINE GUNS
     class gm_mp2_base: gm_rifle_base {
         EGVAR(overheating,closedBolt) = 0;
@@ -37,7 +37,7 @@ class CfgWeapons {
     class gm_pm63_base: gm_rifle_base {
         EGVAR(overheating,closedBolt) = 0;
     };
-    
+
     // GRENADE LAUNCHERS
     class gm_hk69a1_base: gm_rifle_base {
         EGVAR(overheating,jamTypesAllowed)[] = {"Fire", "Dud"};
@@ -45,7 +45,7 @@ class CfgWeapons {
     class gm_pallad_d_base: gm_rifle_base {
         EGVAR(overheating,jamTypesAllowed)[] = {"Fire", "Dud"};
     };
-    
+
     // FLARE GUNS
     class gm_pistol_base;
     class gm_lp1_base: gm_pistol_base {
@@ -54,24 +54,24 @@ class CfgWeapons {
     class gm_p2a1_base: gm_pistol_base {
         EGVAR(overheating,jamTypesAllowed)[] = {"Fire", "Dud"};
     };
-    
+
     // HELMETS
     #define HEARING_PROTECTION_OPEN EGVAR(hearing,protection) = 0; EGVAR(hearing,lowerVolume) = 0;
     #define HEARING_PROTECTION_VICCREW EGVAR(hearing,protection) = 0.85; EGVAR(hearing,lowerVolume) = 0.6;
     #define HEARING_PROTECTION_EARMUFF EGVAR(hearing,protection) = 0.75; EGVAR(hearing,lowerVolume) = 0.5;
     #define HEARING_PROTECTION_PELTOR EGVAR(hearing,protection) = 0.75; EGVAR(hearing,lowerVolume) = 0;
 
-    
+
     class gm_ge_headgear_headset_crew_base;
     class gm_ge_headgear_headset_crew_oli: gm_ge_headgear_headset_crew_base {
         HEARING_PROTECTION_PELTOR
     };
-    
+
     class gm_ge_headgear_sph4_base;
     class gm_ge_headgear_sph4_oli: gm_ge_headgear_sph4_base {
         HEARING_PROTECTION_PELTOR
     };
-    
+
     class gm_pl_headgear_wz63_base;
     class gm_pl_army_headgear_wz63_oli: gm_pl_headgear_wz63_base {
         HEARING_PROTECTION_PELTOR
@@ -79,25 +79,25 @@ class CfgWeapons {
     class gm_pl_army_headgear_wz63_net_oli: gm_pl_headgear_wz63_base {
         HEARING_PROTECTION_PELTOR
     };
-    
+
     class gm_ge_headgear_crewhat_80_base;
     class gm_ge_headgear_crewhat_80_blk: gm_ge_headgear_crewhat_80_base {
         HEARING_PROTECTION_PELTOR
     };
-    
+
     class gm_gc_headgear_crewhat_80_base;
     class gm_gc_army_headgear_crewhat_80_blk: gm_gc_headgear_crewhat_80_base {
         HEARING_PROTECTION_PELTOR
     };
-    
+
     class gm_gc_headgear_zsh3_base;
-    class gm_gc_headgear_zsh3_wht: gm_gc_headgear_zsh3_base { 
+    class gm_gc_headgear_zsh3_wht: gm_gc_headgear_zsh3_base {
         HEARING_PROTECTION_PELTOR
     };
-    class gm_gc_headgear_zsh3_blu: gm_gc_headgear_zsh3_base { 
+    class gm_gc_headgear_zsh3_blu: gm_gc_headgear_zsh3_base {
         HEARING_PROTECTION_PELTOR
     };
-    class gm_gc_headgear_zsh3_orn: gm_gc_headgear_zsh3_base { 
+    class gm_gc_headgear_zsh3_orn: gm_gc_headgear_zsh3_base {
         HEARING_PROTECTION_PELTOR
     };
 
diff --git a/optionals/compat_gm/config.cpp b/optionals/compat_gm/config.cpp
index fa94cccace..47191aed12 100644
--- a/optionals/compat_gm/config.cpp
+++ b/optionals/compat_gm/config.cpp
@@ -8,7 +8,7 @@ class CfgPatches {
         requiredVersion = REQUIRED_VERSION;
         requiredAddons[] = {"ace_csw", "ace_explosives", "ace_rearm", "ace_refuel", "ace_repair", "gm_core"};
         author = ECSTRING(common,ACETeam);
-        authors[] = {"nomisum"};
+        authors[] = {"sancron", "nomisum"};
         url = ECSTRING(main,URL);
         VERSION_CONFIG;
     };