diff --git a/emulators/mame.yml b/emulators/mame.yml
index 83730134..1d3e5c4a 100644
--- a/emulators/mame.yml
+++ b/emulators/mame.yml
@@ -60,16 +60,18 @@ systems:
   - hartung-game-master
   - fm7
   - laser310
+  - vtech-socrates
   - casio-loopy
   - casio-pv1000
   - casio-pv2000
   - pegasus
   - pcw
+  - interton-vc4000
   - trs80
 
 notes: |
   Rolling release tracking mamedev/mame upstream (currently 0.286).
-  80 BIOS root sets + 22 system ROM sets (apple2gs, astrocade, adam, advision, apfm1000, beena, camplynx, casloopy, crvision, fm7, gamate, gamecom, gamepock, gmaster, gp32, laser310, pcw, pegasus, pv2000, rx78, segaai, trs80). romload.cpp
+  80 BIOS root sets + 23 system ROM sets (apple2gs, astrocade, adam, advision, apfm1000, beena, camplynx, casloopy, crvision, fm7, gamate, gamecom, gamepock, gmaster, gp32, laser310, pcw, pegasus, pv2000, rx78, segaai, socrates, trs80). romload.cpp
   unmodified. No hiscore support.
   Paths under system_dir/mame/ (artwork, cheat, hash, ini, plugins,
   samples, crosshair). ROM search: content_dir + system_dir/mame/bios +
@@ -985,6 +987,35 @@ files:
         size: 16384
         crc32: f7df980f
 
+  # VTech Socrates Educational Video System
+  - name: socrates.zip
+    required: true
+    category: bios_zip
+    system: vtech-socrates
+    source_ref: "src/mame/vtech/socrates.cpp:1546-1596"
+    note: "MACHINE_NOT_WORKING | MACHINE_IMPERFECT_SOUND. Clones: socratfc (French Canadian), profweis (German PAL)."
+    contents:
+      - name: 27-00817-000-000.u1
+        description: "Main CPU ROM (256KB)"
+        size: 262144
+        crc32: 80f5aa20
+      - name: speech_eng_internal.bin
+        description: "TC8802AF speech chip internal data (optional, English)"
+        size: 8192
+        crc32: edc1fb3f
+      - name: speech_eng_vsm1.bin
+        description: "T6684F VSM serial ROM 1 (optional, English)"
+        size: 16384
+        crc32: 888e3ddd
+      - name: speech_eng_vsm2.bin
+        description: "T6684F VSM serial ROM 2 (optional, English)"
+        size: 16384
+        crc32: de4ac89d
+      - name: speech_eng_vsm3.bin
+        description: "T6684F VSM serial ROM 3 (optional, English)"
+        size: 16384
+        crc32: 972384aa
+
   # Bit Corporation Gamate
   - name: gamate.zip
     required: true
diff --git a/emulators/mamemess.yml b/emulators/mamemess.yml
index e542ba0f..79a4894f 100644
--- a/emulators/mamemess.yml
+++ b/emulators/mamemess.yml
@@ -29,6 +29,7 @@ systems:
   - hartung-game-master
   - fm7
   - laser310
+  - vtech-socrates
   - casio-loopy
   - casio-pv2000
   - mz700
@@ -39,6 +40,7 @@ systems:
   - mz80k
   - pegasus
   - supracan
+  - interton-vc4000
   - trs80
 
 notes: |
@@ -63,7 +65,7 @@ notes: |
   Adventure Vision, EACA Colour Genie, Acorn Atom, Tiger game.com,
   Bit Corporation Gamate, Epoch Game Pocket Computer, Hartung Game
   Master, Funtech Super A'Can, Technosys Aamber Pegasus, VTech
-  Laser 310 and TRS-80 family system ROMs required for software loading
+  Laser 310, VTech Socrates and TRS-80 family system ROMs required for software loading
   (not IS_BIOS_ROOT but functionally BIOS).
 
   Apple II: 4 machine ROM sets (apple2, apple2p, apple2e, apple2ee) plus
@@ -782,6 +784,35 @@ files:
         size: 16384
         crc32: f7df980f
 
+  # VTech Socrates Educational Video System
+  - name: socrates.zip
+    required: true
+    category: bios_zip
+    system: vtech-socrates
+    source_ref: "src/mame/vtech/socrates.cpp:1546-1596"
+    note: "MACHINE_NOT_WORKING | MACHINE_IMPERFECT_SOUND. Clones: socratfc (French Canadian), profweis (German PAL)."
+    contents:
+      - name: 27-00817-000-000.u1
+        description: "Main CPU ROM (256KB)"
+        size: 262144
+        crc32: 80f5aa20
+      - name: speech_eng_internal.bin
+        description: "TC8802AF speech chip internal data (optional, English)"
+        size: 8192
+        crc32: edc1fb3f
+      - name: speech_eng_vsm1.bin
+        description: "T6684F VSM serial ROM 1 (optional, English)"
+        size: 16384
+        crc32: 888e3ddd
+      - name: speech_eng_vsm2.bin
+        description: "T6684F VSM serial ROM 2 (optional, English)"
+        size: 16384
+        crc32: de4ac89d
+      - name: speech_eng_vsm3.bin
+        description: "T6684F VSM serial ROM 3 (optional, English)"
+        size: 16384
+        crc32: 972384aa
+
   # Mattel Aquarius
   - name: aquarius.zip
     required: true