diff --git a/packages/opencode/src/bun/index.ts b/packages/opencode/src/bun/index.ts
index 79aaae2bc..35ad74ec4 100644
--- a/packages/opencode/src/bun/index.ts
+++ b/packages/opencode/src/bun/index.ts
@@ -93,7 +93,7 @@ export namespace BunProc {
       "--force",
       "--exact",
       // TODO: get rid of this case (see: https://github.com/oven-sh/bun/issues/19936)
-      ...(proxied() ? ["--no-cache"] : []),
+      ...(proxied() || process.env.CI ? ["--no-cache"] : []),
       "--cwd",
       Global.Path.cache,
       pkg + "@" + version,
diff --git a/packages/opencode/src/config/config.ts b/packages/opencode/src/config/config.ts
index b1e00fccb..761ce23f3 100644
--- a/packages/opencode/src/config/config.ts
+++ b/packages/opencode/src/config/config.ts
@@ -289,7 +289,7 @@ export namespace Config {
       [
         "install",
         // TODO: get rid of this case (see: https://github.com/oven-sh/bun/issues/19936)
-        ...(proxied() ? ["--no-cache"] : []),
+        ...(proxied() || process.env.CI ? ["--no-cache"] : []),
       ],
       { cwd: dir },
     ).catch((err) => {