diff --git a/emulators/basiliskii.yml b/emulators/basiliskii.yml
index a386a0f8..47ec876b 100644
--- a/emulators/basiliskii.yml
+++ b/emulators/basiliskii.yml
@@ -69,4 +69,4 @@ files:
     max_size: 1048576
     validation: [size]
     description: "Macintosh ROM image, 512 KB SE/Classic or 512 KB / 1 MB 32-bit clean Mac II"
-    source_ref: "src/Unix/main_unix.cpp:109,685,692, src/rom_patches.cpp:830-842, src/main.cpp:67"
+    source_ref: "BasiliskII/src/Unix/main_unix.cpp:109,685,692, BasiliskII/src/rom_patches.cpp:830-842, BasiliskII/src/main.cpp:67"
diff --git a/emulators/gpsp.yml b/emulators/gpsp.yml
index 5876dc18..c4ca2b68 100644
--- a/emulators/gpsp.yml
+++ b/emulators/gpsp.yml
@@ -44,7 +44,7 @@ files:
     size: 16384
     description: "Official GBA BIOS"
     note: "Built-in open-source BIOS used as fallback. Real BIOS needed for full SWI accuracy and boot animation."
-    source_ref: "libretro/libretro.c:1111, gba_memory.c:3011-3022"
+    source_ref: "libretro/libretro.c:1111, gba_memory.c:2568-2580"
 
 platform_details:
   gba:
diff --git a/emulators/mgba.yml b/emulators/mgba.yml
index 16c969f7..e5d1b130 100644
--- a/emulators/mgba.yml
+++ b/emulators/mgba.yml
@@ -68,7 +68,7 @@ files:
     size: 256  # 256 B (0x100)
     validation: [crc32]
     note: "DMG/MGB boot ROM. Scrolling Nintendo logo. Skipped if absent."
-    source_ref: "src/platform/libretro/libretro.c:2134"
+    source_ref: "src/platform/libretro/libretro.c:971"
 
   # -------------------------------------------------------
   # Game Boy Color - boot ROM (optional, skip fallback)
diff --git a/emulators/sheepshaver.yml b/emulators/sheepshaver.yml
index 20bb1553..281165fc 100644
--- a/emulators/sheepshaver.yml
+++ b/emulators/sheepshaver.yml
@@ -75,7 +75,7 @@ files:
     required: true
     validation: [signature]
     description: "PowerPC Macintosh ROM, 4 MB PCI PowerMac image or CHRP-BOOT Mac OS ROM"
-    source_ref: "src/Unix/main_unix.cpp:162-163,585-593,987, src/Windows/main_windows.cpp:58-59,330-344, src/rom_patches.cpp:148-200,671-695, src/main.cpp:161"
+    source_ref: "SheepShaver/src/Unix/main_unix.cpp:162-163,585-593,987, SheepShaver/src/Windows/main_windows.cpp:58-59,330-344, SheepShaver/src/rom_patches.cpp:148-200,671-695, SheepShaver/src/main.cpp:161"
     note: >
       No size is enforced on its own: DecodeROM takes a 4 MB read as a plain
       image and any other length only through the <CHRP-BOOT> header. The check
diff --git a/emulators/vice_x64.yml b/emulators/vice_x64.yml
index c777e1f9..a23c1e35 100644
--- a/emulators/vice_x64.yml
+++ b/emulators/vice_x64.yml
@@ -65,5 +65,5 @@ files:
     required: false
     size: 8192
     validation: [size]
-    source_ref: "vice/src/c64/c64-resources.c:254, vice/src/c64/c64model.c:117"
+    source_ref: "vice/src/c64/c64-resources.c:254, vice/src/c64/c64rom.h:51"
     note: "Not embedded. Loaded via sysfile from system/vice/C64/ when C64 OLD PAL model selected."
diff --git a/emulators/x16emu.yml b/emulators/x16emu.yml
index d1ea791d..8ec30336 100644
--- a/emulators/x16emu.yml
+++ b/emulators/x16emu.yml
@@ -26,7 +26,7 @@ files:
     required: true
     size: 524288
     description: "Commander X16 system ROM (KERNAL, BASIC, DOS, charset)"
-    source_ref: "src/main.c:602, 1158-1165; glue.h:19, 1158-1165; glue.h:24"
+    source_ref: "src/main.c:602, 626, 1163, src/glue.h:24"
     note: >
       Default filename "rom.bin", loaded from executable directory or via -rom flag.
       ROM_SIZE = NUM_ROM_BANKS(32) * 16384 = 524288 bytes. exit(1) if file not found.