diff --git a/.efrocachemap b/.efrocachemap
index bd733940..17050015 100644
--- a/.efrocachemap
+++ b/.efrocachemap
@@ -4056,26 +4056,26 @@
   "build/assets/windows/Win32/ucrtbased.dll": "2def5335207d41b21b9823f6805997f1",
   "build/assets/windows/Win32/vc_redist.x86.exe": "b08a55e2e77623fe657bea24f223a3ae",
   "build/assets/windows/Win32/vcruntime140d.dll": "865b2af4d1e26a1a8073c89acb06e599",
-  "build/prefab/full/linux_arm64_gui/debug/ballisticakit": "f95cb344f9625388ba515653e16a57d0",
-  "build/prefab/full/linux_arm64_gui/release/ballisticakit": "8411e881bd378c7566141fed884e5309",
-  "build/prefab/full/linux_arm64_server/debug/dist/ballisticakit_headless": "eada0564b59414246e3abbf6b24e1075",
-  "build/prefab/full/linux_arm64_server/release/dist/ballisticakit_headless": "db71a3f6b0dde0f08779234e3a282bdc",
-  "build/prefab/full/linux_x86_64_gui/debug/ballisticakit": "be58bd18ab06b41a841583d861051312",
-  "build/prefab/full/linux_x86_64_gui/release/ballisticakit": "0e2f02f50d73c994be1ca67776508b2a",
-  "build/prefab/full/linux_x86_64_server/debug/dist/ballisticakit_headless": "ecd907487811de6f2be80b08a59a290a",
-  "build/prefab/full/linux_x86_64_server/release/dist/ballisticakit_headless": "4550688501a83fa07129b4963cee6c35",
-  "build/prefab/full/mac_arm64_gui/debug/ballisticakit": "49911dd6d771adbef4887054f7acf540",
-  "build/prefab/full/mac_arm64_gui/release/ballisticakit": "24c000f2bc084f61947b3995898b5a9c",
-  "build/prefab/full/mac_arm64_server/debug/dist/ballisticakit_headless": "3932fe9e30c54029ea1865b352e1d9cb",
-  "build/prefab/full/mac_arm64_server/release/dist/ballisticakit_headless": "67aed132732ca49751aaa273a331e221",
-  "build/prefab/full/mac_x86_64_gui/debug/ballisticakit": "e7c86080f4dd6f44785a5d0d73b2a850",
-  "build/prefab/full/mac_x86_64_gui/release/ballisticakit": "064f456b4aa848a3068821e42a0b79f1",
-  "build/prefab/full/mac_x86_64_server/debug/dist/ballisticakit_headless": "4255d8b6715e5b4736e2e74c704c8351",
-  "build/prefab/full/mac_x86_64_server/release/dist/ballisticakit_headless": "3bb13904e2b109bf5b2d0442a2b02eb5",
-  "build/prefab/full/windows_x86_gui/debug/BallisticaKit.exe": "edd14687dbc36da44c127af32bfa13c9",
-  "build/prefab/full/windows_x86_gui/release/BallisticaKit.exe": "acd8766e2b7343cae274796b1915d2f1",
-  "build/prefab/full/windows_x86_server/debug/dist/BallisticaKitHeadless.exe": "86ec71be2ef0004ec6c6f1599654adc7",
-  "build/prefab/full/windows_x86_server/release/dist/BallisticaKitHeadless.exe": "c1984c5e329209bca542d098bdc0705e",
+  "build/prefab/full/linux_arm64_gui/debug/ballisticakit": "f0961021482a27c4904f33cf85ab86bb",
+  "build/prefab/full/linux_arm64_gui/release/ballisticakit": "b04eefee14228822208b6143048867de",
+  "build/prefab/full/linux_arm64_server/debug/dist/ballisticakit_headless": "83bde2fb0374153d753f917d6ab693d9",
+  "build/prefab/full/linux_arm64_server/release/dist/ballisticakit_headless": "6765c40945fdecd8fd0eae796c2a1075",
+  "build/prefab/full/linux_x86_64_gui/debug/ballisticakit": "839e1cecbdec8364aea5b1c31fe1cf7b",
+  "build/prefab/full/linux_x86_64_gui/release/ballisticakit": "2b3c91667b63f9fa6ecf807e021367e2",
+  "build/prefab/full/linux_x86_64_server/debug/dist/ballisticakit_headless": "b8486cc3705974cf880a0c7bbd210902",
+  "build/prefab/full/linux_x86_64_server/release/dist/ballisticakit_headless": "a04084a19bbb6ef8111113ff7c003198",
+  "build/prefab/full/mac_arm64_gui/debug/ballisticakit": "01413882f938d0ebd6684e29b261397f",
+  "build/prefab/full/mac_arm64_gui/release/ballisticakit": "f85863b0ea0145e7a51dd3f85d37663f",
+  "build/prefab/full/mac_arm64_server/debug/dist/ballisticakit_headless": "7b642cafc9c46ab9aea878f5b2d0ad7d",
+  "build/prefab/full/mac_arm64_server/release/dist/ballisticakit_headless": "67545befcd59c6764d2868c1aae24776",
+  "build/prefab/full/mac_x86_64_gui/debug/ballisticakit": "4673637b8ee6f2c39d296a53c0d41750",
+  "build/prefab/full/mac_x86_64_gui/release/ballisticakit": "5c755b14c9ec4938504cbffcd0369a25",
+  "build/prefab/full/mac_x86_64_server/debug/dist/ballisticakit_headless": "4efcde41ef56e5c72806ac1166790843",
+  "build/prefab/full/mac_x86_64_server/release/dist/ballisticakit_headless": "146eb16386394bfc34baa40b31007c5d",
+  "build/prefab/full/windows_x86_gui/debug/BallisticaKit.exe": "281d4c5bd00b43cb8acf915d8191a32a",
+  "build/prefab/full/windows_x86_gui/release/BallisticaKit.exe": "ef8df89ac3e719f46e8ecf8f7244f20d",
+  "build/prefab/full/windows_x86_server/debug/dist/BallisticaKitHeadless.exe": "c1b72ae842f3c838c3831e8357f65ed6",
+  "build/prefab/full/windows_x86_server/release/dist/BallisticaKitHeadless.exe": "5521309c0de48f83778e90647ca6b1d0",
   "build/prefab/lib/linux_arm64_gui/debug/libballisticaplus.a": "58946f3534363d88f713c54d3d643d6d",
   "build/prefab/lib/linux_arm64_gui/release/libballisticaplus.a": "be356d05ecccd68043258d87b1892805",
   "build/prefab/lib/linux_arm64_server/debug/libballisticaplus.a": "58946f3534363d88f713c54d3d643d6d",
@@ -4092,14 +4092,14 @@
   "build/prefab/lib/mac_x86_64_gui/release/libballisticaplus.a": "88332859e6e9ee70848f5252e5ee6ce0",
   "build/prefab/lib/mac_x86_64_server/debug/libballisticaplus.a": "55b6db8700acfc573cc3db31c6b210f7",
   "build/prefab/lib/mac_x86_64_server/release/libballisticaplus.a": "88332859e6e9ee70848f5252e5ee6ce0",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.lib": "fcfb653b2a8da60f97290e419e9bda9d",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.pdb": "ef23df71f54e6c7266a710cdfe13b012",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaKitHeadlessPlus.lib": "80598a8db7d98d30b4445eb17a2fc183",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaKitHeadlessPlus.pdb": "9269b604b35896bd4152608ec08cd203",
-  "build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.lib": "55a68ea970b1759b228b0f5daab69d1b",
-  "build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.pdb": "ae6adcbf6e4ac9c9e7f4dbb178cfb9a4",
-  "build/prefab/lib/windows/Release_Win32/BallisticaKitHeadlessPlus.lib": "75faadb19df40ec9f1e24c38716fa632",
-  "build/prefab/lib/windows/Release_Win32/BallisticaKitHeadlessPlus.pdb": "637a6544a45279a075d456a00ea438ae",
+  "build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.lib": "2f8f17c76aa0daeb42fdc8301a6a039e",
+  "build/prefab/lib/windows/Debug_Win32/BallisticaKitGenericPlus.pdb": "ff612dff2e885288847f8d9a54eb8041",
+  "build/prefab/lib/windows/Debug_Win32/BallisticaKitHeadlessPlus.lib": "ad14d49b4fdc0b59597a738252a51cb1",
+  "build/prefab/lib/windows/Debug_Win32/BallisticaKitHeadlessPlus.pdb": "983cf5e31ca95800b7fb27f69ac00a68",
+  "build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.lib": "8d3691eb4eab6416eca7581cfee174fe",
+  "build/prefab/lib/windows/Release_Win32/BallisticaKitGenericPlus.pdb": "a66918eb2bb235130a5b6d8ba66f06cb",
+  "build/prefab/lib/windows/Release_Win32/BallisticaKitHeadlessPlus.lib": "64f9c8f6d09a4b2d93d7baa0f7e0a799",
+  "build/prefab/lib/windows/Release_Win32/BallisticaKitHeadlessPlus.pdb": "97a592626d0a0f83a3d323fee61c9ff7",
   "src/assets/ba_data/python/babase/_mgen/__init__.py": "f885fed7f2ed98ff2ba271f9dbe3391c",
   "src/assets/ba_data/python/babase/_mgen/enums.py": "28323912b56ec07701eda3d41a6a4101",
   "src/ballistica/base/mgen/pyembed/binding_base.inc": "ba8ce3ca3858b4c2d20db68f99b788b2",
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 930af9bd..24b6c70d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-### 1.7.28 (build 21441, api 8, 2023-10-11)
+### 1.7.28 (build 21443, api 8, 2023-10-11)
 
 - Massively cleaned up code related to rendering and window systems (OpenGL,
   SDL, etc). This code had been growing into a nasty tangle for 15 years
diff --git a/src/assets/ba_data/python/baenv.py b/src/assets/ba_data/python/baenv.py
index 57f83c0a..1846a826 100644
--- a/src/assets/ba_data/python/baenv.py
+++ b/src/assets/ba_data/python/baenv.py
@@ -52,7 +52,7 @@ if TYPE_CHECKING:
 
 # Build number and version of the ballistica binary we expect to be
 # using.
-TARGET_BALLISTICA_BUILD = 21441
+TARGET_BALLISTICA_BUILD = 21443
 TARGET_BALLISTICA_VERSION = '1.7.28'
 
 
diff --git a/src/ballistica/shared/ballistica.cc b/src/ballistica/shared/ballistica.cc
index d06ba316..02f412ed 100644
--- a/src/ballistica/shared/ballistica.cc
+++ b/src/ballistica/shared/ballistica.cc
@@ -39,7 +39,7 @@ auto main(int argc, char** argv) -> int {
 namespace ballistica {
 
 // These are set automatically via script; don't modify them here.
-const int kEngineBuildNumber = 21441;
+const int kEngineBuildNumber = 21443;
 const char* kEngineVersion = "1.7.28";
 const int kEngineApiVersion = 8;