diff --git a/sources.json b/sources.json
index afa7f83..9441458 100644
--- a/sources.json
+++ b/sources.json
@@ -36,34 +36,34 @@
     },
     "latest": {
       "x86_64-linux": {
-        "url": "https://ziglang.org/builds/zig-linux-x86_64-0.12.0-dev.373+8fb4a4efb.tar.xz",
-        "version": "0.12.0-dev.373+8fb4a4efb",
-        "sha256": "cb0f11a4ac1df029ab7dbf7ed9e114e7ab2515bcf980df7d682317a21dd9f884"
+        "url": "https://ziglang.org/builds/zig-linux-x86_64-0.12.0-dev.378+4f952c7e0.tar.xz",
+        "version": "0.12.0-dev.378+4f952c7e0",
+        "sha256": "435566a697b8b0c32ec0d330b3c5f43b99e46fc0126b326594db659d8c0747cf"
       },
       "aarch64-linux": {
-        "url": "https://ziglang.org/builds/zig-linux-aarch64-0.12.0-dev.373+8fb4a4efb.tar.xz",
-        "version": "0.12.0-dev.373+8fb4a4efb",
-        "sha256": "90fb0dcc65d8f78d4699b80a21efff896b4a0ede1eac17db8b70e2641baf1101"
+        "url": "https://ziglang.org/builds/zig-linux-aarch64-0.12.0-dev.378+4f952c7e0.tar.xz",
+        "version": "0.12.0-dev.378+4f952c7e0",
+        "sha256": "0eac3958523e6ac7ab98540e406030657834e281d97d251aa42d7014b7449b57"
       },
       "x86_64-darwin": {
-        "url": "https://ziglang.org/builds/zig-macos-x86_64-0.12.0-dev.373+8fb4a4efb.tar.xz",
-        "version": "0.12.0-dev.373+8fb4a4efb",
-        "sha256": "1e10a6150eb208467e1b3bc8be658c58b7af007b2bc96d4231324805b4714cdb"
+        "url": "https://ziglang.org/builds/zig-macos-x86_64-0.12.0-dev.378+4f952c7e0.tar.xz",
+        "version": "0.12.0-dev.378+4f952c7e0",
+        "sha256": "81c7b0abc5901d3e819995d28906d000528d87fa127db020f910114688292112"
       },
       "aarch64-darwin": {
-        "url": "https://ziglang.org/builds/zig-macos-aarch64-0.12.0-dev.373+8fb4a4efb.tar.xz",
-        "version": "0.12.0-dev.373+8fb4a4efb",
-        "sha256": "76b1b0076b9aef6ddbad111d125276d6a59f37f5bc99e712ca0e63bc18498825"
+        "url": "https://ziglang.org/builds/zig-macos-aarch64-0.12.0-dev.378+4f952c7e0.tar.xz",
+        "version": "0.12.0-dev.378+4f952c7e0",
+        "sha256": "4f2515b671949a6a7bb75d8fc75c0c2f38b41f8ea7943b263753cdfca8711c94"
       },
       "x86_64-windows": {
-        "url": "https://ziglang.org/builds/zig-windows-x86_64-0.12.0-dev.373+8fb4a4efb.zip",
-        "sha256": "e23387ad92a46b9bab13fe7e1904521dff5207441ac36a445365e677e5d86d7c",
-        "version": "0.12.0-dev.373+8fb4a4efb"
+        "url": "https://ziglang.org/builds/zig-windows-x86_64-0.12.0-dev.378+4f952c7e0.zip",
+        "sha256": "8494f727d15765b77e1374ae39a5075061bfff2f44edb8134dc8bf2993a8e061",
+        "version": "0.12.0-dev.378+4f952c7e0"
       },
       "aarch64-windows": {
-        "url": "https://ziglang.org/builds/zig-windows-aarch64-0.12.0-dev.373+8fb4a4efb.zip",
-        "sha256": "e7db429de6b38e3eacef6d5777e3a42644a69dd493c240ad06df4a11c157a959",
-        "version": "0.12.0-dev.373+8fb4a4efb"
+        "url": "https://ziglang.org/builds/zig-windows-aarch64-0.12.0-dev.378+4f952c7e0.zip",
+        "sha256": "ceebfa8471f76a930750b4e36e26d9f63600743147da3dda7b63094a98b6ecc0",
+        "version": "0.12.0-dev.378+4f952c7e0"
       }
     },
     "2021-02-20": {
@@ -17336,6 +17336,38 @@
         "sha256": "e7db429de6b38e3eacef6d5777e3a42644a69dd493c240ad06df4a11c157a959",
         "version": "0.12.0-dev.373+8fb4a4efb"
       }
+    },
+    "2023-09-15": {
+      "x86_64-darwin": {
+        "url": "https://ziglang.org/builds/zig-macos-x86_64-0.12.0-dev.378+4f952c7e0.tar.xz",
+        "sha256": "81c7b0abc5901d3e819995d28906d000528d87fa127db020f910114688292112",
+        "version": "0.12.0-dev.378+4f952c7e0"
+      },
+      "aarch64-darwin": {
+        "url": "https://ziglang.org/builds/zig-macos-aarch64-0.12.0-dev.378+4f952c7e0.tar.xz",
+        "sha256": "4f2515b671949a6a7bb75d8fc75c0c2f38b41f8ea7943b263753cdfca8711c94",
+        "version": "0.12.0-dev.378+4f952c7e0"
+      },
+      "x86_64-linux": {
+        "url": "https://ziglang.org/builds/zig-linux-x86_64-0.12.0-dev.378+4f952c7e0.tar.xz",
+        "sha256": "435566a697b8b0c32ec0d330b3c5f43b99e46fc0126b326594db659d8c0747cf",
+        "version": "0.12.0-dev.378+4f952c7e0"
+      },
+      "aarch64-linux": {
+        "url": "https://ziglang.org/builds/zig-linux-aarch64-0.12.0-dev.378+4f952c7e0.tar.xz",
+        "sha256": "0eac3958523e6ac7ab98540e406030657834e281d97d251aa42d7014b7449b57",
+        "version": "0.12.0-dev.378+4f952c7e0"
+      },
+      "x86_64-windows": {
+        "url": "https://ziglang.org/builds/zig-windows-x86_64-0.12.0-dev.378+4f952c7e0.zip",
+        "sha256": "8494f727d15765b77e1374ae39a5075061bfff2f44edb8134dc8bf2993a8e061",
+        "version": "0.12.0-dev.378+4f952c7e0"
+      },
+      "aarch64-windows": {
+        "url": "https://ziglang.org/builds/zig-windows-aarch64-0.12.0-dev.378+4f952c7e0.zip",
+        "sha256": "ceebfa8471f76a930750b4e36e26d9f63600743147da3dda7b63094a98b6ecc0",
+        "version": "0.12.0-dev.378+4f952c7e0"
+      }
     }
   },
   "0.7.1": {