diff --git a/.efrocachemap b/.efrocachemap
index f11bee8f..81c69749 100644
--- a/.efrocachemap
+++ b/.efrocachemap
@@ -4072,26 +4072,26 @@
   "build/assets/workspace/ninjafightplug.py": "https://files.ballistica.net/cache/ba1/c5/09/4f10b8a21ba87aa5509cff7a164b",
   "build/assets/workspace/onslaughtplug.py": "https://files.ballistica.net/cache/ba1/ff/0a/a354984f9c074dab0676ac7e4877",
   "build/assets/workspace/runaroundplug.py": "https://files.ballistica.net/cache/ba1/2a/1c/9ee5db6d1bceca7fa6638fb8abde",
-  "build/prefab/full/linux_arm64_gui/debug/ballisticakit": "https://files.ballistica.net/cache/ba1/a1/00/78686f2a059da640dab862a53fef",
-  "build/prefab/full/linux_arm64_gui/release/ballisticakit": "https://files.ballistica.net/cache/ba1/d3/ac/0e07b5e026bda0b7ec9bcdde5717",
-  "build/prefab/full/linux_arm64_server/debug/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/8c/83/dc5fe7f7d47eed70576395c1af0b",
-  "build/prefab/full/linux_arm64_server/release/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/02/62/d70c64604ecf1f87361f0c5de641",
-  "build/prefab/full/linux_x86_64_gui/debug/ballisticakit": "https://files.ballistica.net/cache/ba1/0f/7f/3b0df4950585eac12ce61487d2f8",
-  "build/prefab/full/linux_x86_64_gui/release/ballisticakit": "https://files.ballistica.net/cache/ba1/c3/35/93a6f08a028b0cc8757391b60070",
-  "build/prefab/full/linux_x86_64_server/debug/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/6c/ce/98078f39089454c002090d93e3b3",
-  "build/prefab/full/linux_x86_64_server/release/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/53/0a/39c93ea70b4d19b75619d55ce785",
-  "build/prefab/full/mac_arm64_gui/debug/ballisticakit": "https://files.ballistica.net/cache/ba1/d1/43/c7d83522ba2c467e02cb5f1f7cbc",
-  "build/prefab/full/mac_arm64_gui/release/ballisticakit": "https://files.ballistica.net/cache/ba1/48/e2/c8e4d93d01b7446c9357d3ddf27d",
-  "build/prefab/full/mac_arm64_server/debug/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/aa/6c/eb4ac89260fe0041a57073ab7af1",
-  "build/prefab/full/mac_arm64_server/release/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/36/c1/6105e83016b73960b07716e31831",
-  "build/prefab/full/mac_x86_64_gui/debug/ballisticakit": "https://files.ballistica.net/cache/ba1/b6/6a/19359e6014d1da7f53cf086605e7",
-  "build/prefab/full/mac_x86_64_gui/release/ballisticakit": "https://files.ballistica.net/cache/ba1/a7/26/45f619dde6ea071c5f692bffb271",
-  "build/prefab/full/mac_x86_64_server/debug/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/a5/7e/322441bc305735a279d389e8ada1",
-  "build/prefab/full/mac_x86_64_server/release/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/17/dc/bee20b4d6f94297827a20978ce12",
-  "build/prefab/full/windows_x86_gui/debug/BallisticaKit.exe": "https://files.ballistica.net/cache/ba1/ee/d0/4482567a7d5ecfea7d1a1b4e8a6e",
-  "build/prefab/full/windows_x86_gui/release/BallisticaKit.exe": "https://files.ballistica.net/cache/ba1/ba/5e/c8d0aed6450a39e7c8d88edfa117",
-  "build/prefab/full/windows_x86_server/debug/dist/BallisticaKitHeadless.exe": "https://files.ballistica.net/cache/ba1/27/18/6a221f8ee1acbb43f0369c9e55f3",
-  "build/prefab/full/windows_x86_server/release/dist/BallisticaKitHeadless.exe": "https://files.ballistica.net/cache/ba1/40/b4/d70f3ad169a7029803809051bf46",
+  "build/prefab/full/linux_arm64_gui/debug/ballisticakit": "https://files.ballistica.net/cache/ba1/20/e1/7384e355d2395f9e3fd23ee17514",
+  "build/prefab/full/linux_arm64_gui/release/ballisticakit": "https://files.ballistica.net/cache/ba1/ca/3a/a8de145ffa8f429d983ee326d951",
+  "build/prefab/full/linux_arm64_server/debug/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/e5/99/e3347eaf0fcde614325cc13d1c7c",
+  "build/prefab/full/linux_arm64_server/release/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/32/90/c67e3b77324de789dce2786fb379",
+  "build/prefab/full/linux_x86_64_gui/debug/ballisticakit": "https://files.ballistica.net/cache/ba1/44/b7/f699c940d3a6fd8f2b51d9b9674c",
+  "build/prefab/full/linux_x86_64_gui/release/ballisticakit": "https://files.ballistica.net/cache/ba1/f7/bd/eaf1e62f9fdba779bf850b9f28cd",
+  "build/prefab/full/linux_x86_64_server/debug/dist/ballisticakit_headless": "https://files.ballistica.net/cache/ba1/e4/9b/a638d9e75b054f0696d6a941dcb3",
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+  "build/prefab/full/mac_arm64_gui/debug/ballisticakit": "https://files.ballistica.net/cache/ba1/07/b0/bc8c67505b71eba68778f37a34d5",
+  "build/prefab/full/mac_arm64_gui/release/ballisticakit": "https://files.ballistica.net/cache/ba1/93/c1/240c43c921ed22d974ca9dadb253",
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+  "build/prefab/full/mac_x86_64_gui/release/ballisticakit": "https://files.ballistica.net/cache/ba1/6e/44/e63d5c7dc2506c6483a559396af5",
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+  "build/prefab/full/windows_x86_gui/debug/BallisticaKit.exe": "https://files.ballistica.net/cache/ba1/7c/93/9f12cacd69a8cf7a0add000d5265",
+  "build/prefab/full/windows_x86_gui/release/BallisticaKit.exe": "https://files.ballistica.net/cache/ba1/79/dd/da70bbc4da1b69310a2d7bca8103",
+  "build/prefab/full/windows_x86_server/debug/dist/BallisticaKitHeadless.exe": "https://files.ballistica.net/cache/ba1/db/a6/6c31f8d62226abdd0e2f82aaa40b",
+  "build/prefab/full/windows_x86_server/release/dist/BallisticaKitHeadless.exe": "https://files.ballistica.net/cache/ba1/3c/a6/03466686547fd2f2f9e90e1f258c",
   "build/prefab/lib/linux_arm64_gui/debug/libballistica_plus.a": "https://files.ballistica.net/cache/ba1/08/f1/36613a6c3ca87c93b4fbbe0de451",
   "build/prefab/lib/linux_arm64_gui/release/libballistica_plus.a": "https://files.ballistica.net/cache/ba1/08/67/849330893eeb104e5a4dd44db54d",
   "build/prefab/lib/linux_arm64_server/debug/libballistica_plus.a": "https://files.ballistica.net/cache/ba1/d4/63/436f0f9b3c22d669bbd6262dee66",
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e2ad166..04355a40 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-### 1.7.20 (build 21086, api 8, 2023-06-09)
+### 1.7.20 (build 21087, api 8, 2023-06-09)
 
 - This seems like a good time for a `refactoring` release in anticipation of
   changes coming in 1.8. Basically this means that a lot of things will be
diff --git a/src/assets/ba_data/python/baenv.py b/src/assets/ba_data/python/baenv.py
index d173a38c..4d04159d 100644
--- a/src/assets/ba_data/python/baenv.py
+++ b/src/assets/ba_data/python/baenv.py
@@ -28,7 +28,7 @@ if TYPE_CHECKING:
 
 # Build number and version of the ballistica binary we expect to be
 # using.
-TARGET_BALLISTICA_BUILD = 21086
+TARGET_BALLISTICA_BUILD = 21087
 TARGET_BALLISTICA_VERSION = '1.7.20'
 
 _g_env_config: EnvConfig | None = None
diff --git a/src/ballistica/shared/ballistica.cc b/src/ballistica/shared/ballistica.cc
index 81125419..21a6f1b8 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 = 21086;
+const int kEngineBuildNumber = 21087;
 const char* kEngineVersion = "1.7.20";
 
 auto MonolithicMain(const core::CoreConfig& core_config) -> int {