diff --git a/emulators/dosbox_core.yml b/emulators/dosbox_core.yml
index e203ee73..10ceac52 100644
--- a/emulators/dosbox_core.yml
+++ b/emulators/dosbox_core.yml
@@ -58,7 +58,7 @@ files:
     hle_fallback: true
     size: 65536
     sha1: "b083518fffb7f66b03c23b7eb4f868e62dc5a987"
-    source_ref: "src/gui/midi_mt32.cpp:55, libretro/deps/munt/mt32emu/src/ROMInfo.cpp:67, dosbox_core_libretro.info:firmware0"
+    source_ref: "src/gui/midi_mt32.cpp:55, libretro/deps/munt/mt32emu/src/ROMInfo.cpp:67"
     note: "version referenced in .info file (md5: 5626206284b22c2734f3e9efefcd2675)"
 
   - name: "MT32_CONTROL.ROM"
@@ -112,7 +112,7 @@ files:
     hle_fallback: true
     size: 65536
     sha1: "a439fbb390da38cada95a7cbb1d6ca199cd66ef8"
-    source_ref: "src/gui/midi_mt32.cpp:53, libretro/deps/munt/mt32emu/src/ROMInfo.cpp:76, dosbox_core_libretro.info:firmware2"
+    source_ref: "src/gui/midi_mt32.cpp:53, libretro/deps/munt/mt32emu/src/ROMInfo.cpp:76"
     note: "version referenced in .info file (md5: bfff32b6144c1d706109accb6e6b1113)"
 
   - name: "CM32L_CONTROL.ROM"
@@ -132,7 +132,7 @@ files:
     hle_fallback: true
     size: 524288
     sha1: "f6b1eebc4b2d200ec6d3d21d51325d5b48c60252"
-    source_ref: "src/gui/midi_mt32.cpp:66, libretro/deps/munt/mt32emu/src/ROMInfo.cpp:81, dosbox_core_libretro.info:firmware1"
+    source_ref: "src/gui/midi_mt32.cpp:66, libretro/deps/munt/mt32emu/src/ROMInfo.cpp:81"
     note: "pairs with any MT-32 v1.x control ROM (md5: 89e42e386e82e0cacb4a2704a03706ca)"
 
   - name: "CM32L_PCM.ROM"
@@ -141,7 +141,7 @@ files:
     hle_fallback: true
     size: 1048576
     sha1: "289cc298ad532b702461bfc738009d9ebe8025ea"
-    source_ref: "src/gui/midi_mt32.cpp:64, libretro/deps/munt/mt32emu/src/ROMInfo.cpp:85, dosbox_core_libretro.info:firmware3"
+    source_ref: "src/gui/midi_mt32.cpp:64, libretro/deps/munt/mt32emu/src/ROMInfo.cpp:85"
     note: "pairs with MT-32 v2.x or CM-32L control ROMs (md5: 08cdcfa0ed93e9cb16afa76e6ac5f0a4)"
 
   # -- BASS shared libraries (BASSMIDI driver) --
@@ -152,42 +152,42 @@ files:
     description: "BASS audio library (Linux)"
     required: false
     hle_fallback: true
-    source_ref: "libretro/src/midi_bassmidi.cpp:238, dosbox_core_libretro.info:firmware4"
+    source_ref: "libretro/src/midi_bassmidi.cpp:238"
     note: "proprietary library from un4seen.com, not a ROM"
 
   - name: "libbassmidi.so"
     description: "BASSMIDI addon library (Linux)"
     required: false
     hle_fallback: true
-    source_ref: "libretro/src/midi_bassmidi.cpp:239, dosbox_core_libretro.info:firmware5"
+    source_ref: "libretro/src/midi_bassmidi.cpp:239"
     note: "proprietary library from un4seen.com, not a ROM"
 
   - name: "bass.dll"
     description: "BASS audio library (Windows)"
     required: false
     hle_fallback: true
-    source_ref: "libretro/src/midi_bassmidi.cpp:232, dosbox_core_libretro.info:firmware6"
+    source_ref: "libretro/src/midi_bassmidi.cpp:232"
     note: "proprietary library from un4seen.com, not a ROM"
 
   - name: "bassmidi.dll"
     description: "BASSMIDI addon library (Windows)"
     required: false
     hle_fallback: true
-    source_ref: "libretro/src/midi_bassmidi.cpp:233, dosbox_core_libretro.info:firmware7"
+    source_ref: "libretro/src/midi_bassmidi.cpp:233"
     note: "proprietary library from un4seen.com, not a ROM"
 
   - name: "libbass.dylib"
     description: "BASS audio library (macOS)"
     required: false
     hle_fallback: true
-    source_ref: "libretro/src/midi_bassmidi.cpp:235, dosbox_core_libretro.info:firmware8"
+    source_ref: "libretro/src/midi_bassmidi.cpp:235"
     note: "proprietary library from un4seen.com, not a ROM"
 
   - name: "libbassmidi.dylib"
     description: "BASSMIDI addon library (macOS)"
     required: false
     hle_fallback: true
-    source_ref: "libretro/src/midi_bassmidi.cpp:236, dosbox_core_libretro.info:firmware9"
+    source_ref: "libretro/src/midi_bassmidi.cpp:236"
     note: "proprietary library from un4seen.com, not a ROM"
 
   # -- General MIDI SoundFont --