diff --git a/crates/electrum/Cargo.toml b/crates/electrum/Cargo.toml
index 60f0f23cd..76c25f784 100644
--- a/crates/electrum/Cargo.toml
+++ b/crates/electrum/Cargo.toml
@@ -16,7 +16,8 @@ bdk_chain = { path = "../chain", version = "0.11.0", default-features = false }
 electrum-client = { version = "0.18" }
 #rustls = { version = "=0.21.1", optional = true, features = ["dangerous_configuration"] }
 
-[dev-dependencies]
+[target.'cfg(not(target_arch = "wasm32"))'.dev-dependencies]
 bdk_testenv = { path = "../testenv", default-features = false }
-electrsd = { version= "0.25.0", features = ["bitcoind_25_0", "esplora_a33e97e1", "legacy"] }
-anyhow = "1"
\ No newline at end of file
+electrsd = { version = "0.26.0", features = ["legacy"] }
+anyhow = "1"
+
diff --git a/crates/testenv/Cargo.toml b/crates/testenv/Cargo.toml
index 486587cb1..e3271f95d 100644
--- a/crates/testenv/Cargo.toml
+++ b/crates/testenv/Cargo.toml
@@ -5,7 +5,7 @@ edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
-[dependencies]
+[target.'cfg(not(target_arch = "wasm32"))'.dev-dependencies]
 bitcoincore-rpc = { version = "0.17" }
 bdk_chain = { path = "../chain", version = "0.11", default-features = false }
 electrsd = { version = "0.26.0", features = ["legacy"] }
@@ -15,4 +15,3 @@ anyhow = { version = "1" }
 default = ["std"]
 std = ["bdk_chain/std"]
 serde = ["bdk_chain/serde"]
-