diff --git a/emulators/fbneo.yml b/emulators/fbneo.yml
index 2ad33fae..d884df04 100644
--- a/emulators/fbneo.yml
+++ b/emulators/fbneo.yml
@@ -419,6 +419,48 @@ files:
     note: "Zoom lookup table"
     source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1654"
 
+  # -------------------------------------------------------
+  # Neo Geo Trackball BIOS (for irrmaze)
+  # -------------------------------------------------------
+  - name: "236-bios.sp1"
+    archive: neogeo.zip
+    system: snk-neogeo-mvs
+    required: false
+    size: 131072
+    crc32: "853e6b96"
+    note: "Trackball BIOS / Asia MV1B 263"
+    source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1744"
+
+  - name: "236-bios_japan_hack.sp1"
+    archive: neogeo.zip
+    system: snk-neogeo-mvs
+    required: false
+    size: 131072
+    crc32: "02bf4426"
+    note: "Trackball BIOS / Japan (hack)"
+    source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1745"
+
+  # -------------------------------------------------------
+  # Neo Geo PCB BIOS (for ms5pcb, svcpcb, kf2k3pcb)
+  # -------------------------------------------------------
+  - name: "sp-4x.sp1"
+    archive: neogeo.zip
+    system: snk-neogeo-mvs
+    required: false
+    size: 524288
+    crc32: "b4590283"
+    note: "PCB BIOS for Metal Slug 5 PCB and SVC Chaos PCB"
+    source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1791"
+
+  - name: "spj.sp1"
+    archive: neogeo.zip
+    system: snk-neogeo-mvs
+    required: false
+    size: 524288
+    crc32: "148dd727"
+    note: "PCB BIOS for KOF 2003 PCB"
+    source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1879"
+
   # -------------------------------------------------------
   # Neo Geo CDZ (neocdz.zip)
   # -------------------------------------------------------
diff --git a/emulators/fbneo_neogeo.yml b/emulators/fbneo_neogeo.yml
index 9c015853..a88e89d7 100644
--- a/emulators/fbneo_neogeo.yml
+++ b/emulators/fbneo_neogeo.yml
@@ -387,6 +387,48 @@ files:
     note: "Zoom lookup table"
     source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1654"
 
+  # -------------------------------------------------------
+  # Neo Geo Trackball BIOS (for irrmaze)
+  # -------------------------------------------------------
+  - name: "236-bios.sp1"
+    archive: neogeo.zip
+    system: snk-neogeo-mvs
+    required: false
+    size: 131072
+    crc32: "853e6b96"
+    note: "Trackball BIOS / Asia MV1B 263"
+    source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1744"
+
+  - name: "236-bios_japan_hack.sp1"
+    archive: neogeo.zip
+    system: snk-neogeo-mvs
+    required: false
+    size: 131072
+    crc32: "02bf4426"
+    note: "Trackball BIOS / Japan (hack)"
+    source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1745"
+
+  # -------------------------------------------------------
+  # Neo Geo PCB BIOS (for ms5pcb, svcpcb, kf2k3pcb)
+  # -------------------------------------------------------
+  - name: "sp-4x.sp1"
+    archive: neogeo.zip
+    system: snk-neogeo-mvs
+    required: false
+    size: 524288
+    crc32: "b4590283"
+    note: "PCB BIOS for Metal Slug 5 PCB and SVC Chaos PCB"
+    source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1791"
+
+  - name: "spj.sp1"
+    archive: neogeo.zip
+    system: snk-neogeo-mvs
+    required: false
+    size: 524288
+    crc32: "148dd727"
+    note: "PCB BIOS for KOF 2003 PCB"
+    source_ref: "src/burn/drv/neogeo/d_neogeo.cpp:1879"
+
   # -------------------------------------------------------
   # Neo Geo CDZ (neocdz.zip)
   # -------------------------------------------------------