diff --git a/Cargo.toml b/Cargo.toml
index e898b3f..6de69b2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,9 +13,9 @@ license = "MIT"
 rust-version = "1.64.0" # TODO: check MSRV
 
 [workspace.dependencies]
-js-sys = "0.3"
+js-sys = { version = "0.3", default-features = false }
 wasm-bindgen = { version = "0.2", default-features = false }
-wasm-bindgen-futures = "0.4"
+wasm-bindgen-futures = { version = "0.4", default-features = false }
 
 [profile.release]
 lto = true
diff --git a/webln-js/.cargo/config.toml b/webln-js/.cargo/config.toml
index 3a85386..90cfb38 100644
--- a/webln-js/.cargo/config.toml
+++ b/webln-js/.cargo/config.toml
@@ -7,4 +7,9 @@ lto = true
 codegen-units = 1
 panic = "abort"
 strip = true
-debug = false
\ No newline at end of file
+debug = false
+
+[unstable]
+unstable-options = true
+build-std = ["panic_abort", "std"]
+build-std-features = ["panic_immediate_abort"]
\ No newline at end of file