diff --git a/.efrocachemap b/.efrocachemap
index bc3ad06f..982d6cd0 100644
--- a/.efrocachemap
+++ b/.efrocachemap
@@ -3995,26 +3995,26 @@
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   "ballisticacore-windows/Generic/BallisticaCore.ico": "https://files.ballistica.net/cache/ba1/89/c0/e32c7d2a35dc9aef57cc73b0911a",
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-  "build/prefab/full/linux_arm64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/83/56/8203d51e88d563f373bd73304219",
-  "build/prefab/full/linux_x86_64_gui/debug/ballisticacore": "https://files.ballistica.net/cache/ba1/2b/7a/3eb09023c93e907472043fbccfff",
-  "build/prefab/full/linux_x86_64_gui/release/ballisticacore": "https://files.ballistica.net/cache/ba1/d0/4f/d139bb2f0a1e4e400dade616f5d3",
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-  "build/prefab/full/linux_x86_64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/a0/f2/0646e8a3ed1c1ae091bee9628b8e",
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-  "build/prefab/full/windows_x86_gui/release/BallisticaCore.exe": "https://files.ballistica.net/cache/ba1/4c/29/17e37dd645bb9d5fb6f85db2b1bd",
-  "build/prefab/full/windows_x86_server/debug/dist/BallisticaCoreHeadless.exe": "https://files.ballistica.net/cache/ba1/26/22/bbd9535c97eedfc2c18c45e65f9b",
-  "build/prefab/full/windows_x86_server/release/dist/BallisticaCoreHeadless.exe": "https://files.ballistica.net/cache/ba1/a6/40/e9517fe39850dca141f0cc086503",
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+  "build/prefab/full/linux_arm64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/02/7a/6611633e836563ebd3a35a4b62e6",
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+  "build/prefab/full/linux_x86_64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/ac/b4/df724f61fd9095097d5c6f35bffe",
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+  "build/prefab/full/mac_arm64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/45/9a/a44c82e07d3ccaedb5c02ee291c1",
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+  "build/prefab/full/mac_x86_64_gui/release/ballisticacore": "https://files.ballistica.net/cache/ba1/27/f0/6d561a0321390fde992a7b2f060f",
+  "build/prefab/full/mac_x86_64_server/debug/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/ab/44/e05c4d9eec267f19dc4ca066a9f9",
+  "build/prefab/full/mac_x86_64_server/release/dist/ballisticacore_headless": "https://files.ballistica.net/cache/ba1/3e/97/6dde241050d35f91c57f45f4c059",
+  "build/prefab/full/windows_x86_gui/debug/BallisticaCore.exe": "https://files.ballistica.net/cache/ba1/45/4e/713359173b728cd49621116cea84",
+  "build/prefab/full/windows_x86_gui/release/BallisticaCore.exe": "https://files.ballistica.net/cache/ba1/17/03/cc75e1227bc2a6fd6d4118ef50de",
+  "build/prefab/full/windows_x86_server/debug/dist/BallisticaCoreHeadless.exe": "https://files.ballistica.net/cache/ba1/0b/1c/f43986d3dddfc7c2d7cfd2a722ab",
+  "build/prefab/full/windows_x86_server/release/dist/BallisticaCoreHeadless.exe": "https://files.ballistica.net/cache/ba1/0d/6a/cbc4f8b1826ae82950033e88ef2c",
   "build/prefab/lib/linux_arm64_gui/debug/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/3b/0c/2f4061ab877d415a1c30e0e736db",
   "build/prefab/lib/linux_arm64_gui/release/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/3c/5a/2b0714af254c64954ccfe51c70b3",
   "build/prefab/lib/linux_arm64_server/debug/libballisticacore_internal.a": "https://files.ballistica.net/cache/ba1/1f/ae/c8a885b1a1868b6846b606cdb456",
@@ -4031,14 +4031,14 @@
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-  "build/prefab/lib/windows/Debug_Win32/BallisticaCoreGenericInternal.lib": "https://files.ballistica.net/cache/ba1/34/77/1986ffe869aca7b8aee6b24ea64b",
-  "build/prefab/lib/windows/Debug_Win32/BallisticaCoreGenericInternal.pdb": "https://files.ballistica.net/cache/ba1/0f/af/5430940c906f3d0c6e0983b9a2b9",
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+  "build/prefab/lib/windows/Debug_Win32/BallisticaCoreGenericInternal.lib": "https://files.ballistica.net/cache/ba1/a3/48/805b6b8f125c9cce2b5eab615427",
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+  "build/prefab/lib/windows/Release_Win32/BallisticaCoreGenericInternal.pdb": "https://files.ballistica.net/cache/ba1/19/30/569ee7029309bf597799b44637cb",
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+  "build/prefab/lib/windows/Release_Win32/BallisticaCoreHeadlessInternal.pdb": "https://files.ballistica.net/cache/ba1/52/d7/45ca2a067e1da6dd8018d43b8f23",
   "src/ballistica/generated/python_embedded/binding.inc": "https://files.ballistica.net/cache/ba1/7d/3e/229a581cb2454ed856f1d8b564a7",
   "src/ballistica/generated/python_embedded/bootstrap.inc": "https://files.ballistica.net/cache/ba1/98/12/571b2160d69d42580e8f31fa6a8d"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ee10f39a..bfba7eae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-### 1.7.7 (build 20730, api 7, 2022-09-02)
+### 1.7.7 (build 20731, api 7, 2022-09-02)
 - Added `ba.app.meta.load_exported_classes()` for loading classes discovered by the meta subsystem cleanly in a background thread.
 - Improved logging of missing playlist game types.
 - Some ba.Lstr functionality can now be used in background threads.
diff --git a/assets/src/ba_data/python/ba/_bootstrap.py b/assets/src/ba_data/python/ba/_bootstrap.py
index cb12e496..6be9e5f5 100644
--- a/assets/src/ba_data/python/ba/_bootstrap.py
+++ b/assets/src/ba_data/python/ba/_bootstrap.py
@@ -32,7 +32,7 @@ def bootstrap() -> None:
 
     # Give a soft warning if we're being used with a different binary
     # version than we expect.
-    expected_build = 20730
+    expected_build = 20731
     running_build: int = env['build_number']
     if running_build != expected_build:
         print(
diff --git a/src/ballistica/ballistica.cc b/src/ballistica/ballistica.cc
index 7ece08e1..caab8aee 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 modify them here.
-const int kAppBuildNumber = 20730;
+const int kAppBuildNumber = 20731;
 const char* kAppVersion = "1.7.7";
 
 // Our standalone globals.