diff --git a/Cargo.toml b/Cargo.toml
index daaffda2..24713efd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -129,3 +129,8 @@ fakecloud-apigatewayv2 = { path = "crates/fakecloud-apigatewayv2", version = "0.
 fakecloud-bedrock = { path = "crates/fakecloud-bedrock", version = "0.13.2" }
 fakecloud-sdk = { path = "crates/fakecloud-sdk", version = "0.13.2" }
 fakecloud-persistence = { path = "crates/fakecloud-persistence", version = "0.13.2" }
+
+# Drop full DWARF on test binaries to keep `ld` under the GitHub runner's
+# ~7 GB RAM budget. Backtraces still show file:line.
+[profile.test]
+debug = "line-tables-only"