diff --git a/.efrocachemap b/.efrocachemap
index 1b16ae32..1677a573 100644
--- a/.efrocachemap
+++ b/.efrocachemap
@@ -3932,24 +3932,24 @@
   "assets/build/windows/Win32/ucrtbased.dll": "https://files.ballistica.net/cache/ba1/b5/85/f8b6d0558ddb87267f34254b1450",
   "assets/build/windows/Win32/vc_redist.x86.exe": "https://files.ballistica.net/cache/ba1/1c/e1/4a1a2eddda2f4aebd5f8b64ab08e",
   "assets/build/windows/Win32/vcruntime140d.dll": "https://files.ballistica.net/cache/ba1/50/8d/bc2600ac9491f1b14d659709451f",
-  "build/prefab/full/linux_x86_64/debug/ballisticacore": "https://files.ballistica.net/cache/ba1/46/08/c5c18d49571ed38eebf9596704c5",
-  "build/prefab/full/linux_x86_64/release/ballisticacore": "https://files.ballistica.net/cache/ba1/1c/2d/9858a8c8735debb23fe24e2efe4b",
-  "build/prefab/full/linux_x86_64_server/debug/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/3f/e9/7600ca36570a7dcf5af9647a2e21",
-  "build/prefab/full/linux_x86_64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/b9/e4/ec93fdb61177cda5ff992506ac17",
-  "build/prefab/full/mac_x86_64/debug/ballisticacore": "https://files.ballistica.net/cache/ba1/df/fb/05e0398c5bbe64fad410ea375356",
-  "build/prefab/full/mac_x86_64/release/ballisticacore": "https://files.ballistica.net/cache/ba1/25/eb/ea4a1b0694ad2cf60352defc69af",
-  "build/prefab/full/mac_x86_64_server/debug/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/26/50/422233084047a81e036c132bde39",
-  "build/prefab/full/mac_x86_64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/3f/4d/3447d7b2f7a8bc64ca7bdd6536f1",
-  "build/prefab/full/windows_x86/debug/BallisticaCore.exe": "https://files.ballistica.net/cache/ba1/38/35/fa7173464f9527e374a0ce94b3bd",
-  "build/prefab/full/windows_x86/release/BallisticaCore.exe": "https://files.ballistica.net/cache/ba1/cc/b1/a94d7f123b22ed23e00f40e579d1",
-  "build/prefab/full/windows_x86_server/debug/dist/ballisticacore_headless.exe": "https://files.ballistica.net/cache/ba1/53/4a/02860b49bda65c53123447c69b90",
-  "build/prefab/full/windows_x86_server/release/dist/ballisticacore_headless.exe": "https://files.ballistica.net/cache/ba1/fe/e2/1c603aed8baf632d28226b2031e6",
+  "build/prefab/full/linux_x86_64/debug/ballisticacore": "https://files.ballistica.net/cache/ba1/53/09/efad4e1ac6ffccd54aa02777c59e",
+  "build/prefab/full/linux_x86_64/release/ballisticacore": "https://files.ballistica.net/cache/ba1/dd/f6/1c54e26f38ed6ac0b0aaf8dc914a",
+  "build/prefab/full/linux_x86_64_server/debug/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/21/65/d4dd0b5c2002d4ff562de3cbbd95",
+  "build/prefab/full/linux_x86_64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/7f/7a/9bc747de92e9c365cf83ab00500a",
+  "build/prefab/full/mac_x86_64/debug/ballisticacore": "https://files.ballistica.net/cache/ba1/ef/91/28c4ec2b39affd939005a5eef4b7",
+  "build/prefab/full/mac_x86_64/release/ballisticacore": "https://files.ballistica.net/cache/ba1/3d/34/04904d9ac1fd446ec06ca6c928c8",
+  "build/prefab/full/mac_x86_64_server/debug/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/9f/b2/7230ffb27dbb5774b0b85db24e75",
+  "build/prefab/full/mac_x86_64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/8c/37/4a7fa837a82dfff398f077af3c8a",
+  "build/prefab/full/windows_x86/debug/BallisticaCore.exe": "https://files.ballistica.net/cache/ba1/c3/3f/fcc5d7a1ac5ef46433a88d27da91",
+  "build/prefab/full/windows_x86/release/BallisticaCore.exe": "https://files.ballistica.net/cache/ba1/f2/13/936498984ef8cd1197cbad685b40",
+  "build/prefab/full/windows_x86_server/debug/dist/ballisticacore_headless.exe": "https://files.ballistica.net/cache/ba1/de/f5/ead2387fc4fb5ddca618a7197534",
+  "build/prefab/full/windows_x86_server/release/dist/ballisticacore_headless.exe": "https://files.ballistica.net/cache/ba1/15/1d/68844eac7577b35d598fe119e8aa",
   "build/prefab/lib/linux_x86_64/debug/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/54/a1/e5a2906b6bd18229f21f5a5d0876",
   "build/prefab/lib/linux_x86_64/release/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/b9/e7/ac87044e0eac75551bcacdf2e41d",
   "build/prefab/lib/linux_x86_64_server/debug/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/18/c2/3a457694a20c7dc22eb0d5cb67fc",
   "build/prefab/lib/linux_x86_64_server/release/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/3a/0c/96264568710c8e6a84af77a4f0d9",
-  "build/prefab/lib/mac_x86_64/debug/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/41/f5/110a7f8cb6db02dba35ef99ab0bc",
-  "build/prefab/lib/mac_x86_64/release/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/45/81/74b5067d934668db908678355e68",
-  "build/prefab/lib/mac_x86_64_server/debug/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/4e/77/56ae0bee529d25a2ad4b93ffe808",
-  "build/prefab/lib/mac_x86_64_server/release/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/11/9a/9b64c8ab5de3d27a5852f53e5609"
+  "build/prefab/lib/mac_x86_64/debug/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/d4/d5/b3d25b9f7c548727948d75530344",
+  "build/prefab/lib/mac_x86_64/release/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/14/43/4c6399e0b548e5c4b991b8895e92",
+  "build/prefab/lib/mac_x86_64_server/debug/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/e2/1e/6b5d1b302a0bd8dd621f64e0cce9",
+  "build/prefab/lib/mac_x86_64_server/release/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/db/63/8175c29218bc44844304f5e8e096"
 }
\ No newline at end of file
diff --git a/src/ballistica/ballistica.cc b/src/ballistica/ballistica.cc
index 28f55776..1f155ac2 100644
--- a/src/ballistica/ballistica.cc
+++ b/src/ballistica/ballistica.cc
@@ -21,7 +21,7 @@
 namespace ballistica {
 
 // These are set automatically via script; don't change here.
-const int kAppBuildNumber = 20256;
+const int kAppBuildNumber = 20257;
 const char* kAppVersion = "1.5.29";
 
 // Our standalone globals.
diff --git a/src/ballistica/config/config_cmake.h b/src/ballistica/config/config_cmake.h
index c4d71dee..470ff2bf 100644
--- a/src/ballistica/config/config_cmake.h
+++ b/src/ballistica/config/config_cmake.h
@@ -14,9 +14,12 @@
 // We currently support regular and client builds on 64 bit mac posix
 #if __amd64__
 #define BA_PLATFORM_STRING "x86_64_macos"
+#elif __aarch64__
+#define BA_PLATFORM_STRING "arm64_macos"
 #else
 #error Unknown processor architecture.
 #endif
+
 #define BA_OSTYPE_MACOS 1
 #define HAVE_FRAMEWORK_OPENAL 1