diff --git a/solana/bridge/program/Cargo.toml b/solana/bridge/program/Cargo.toml
index 44e5c424..771652a2 100644
--- a/solana/bridge/program/Cargo.toml
+++ b/solana/bridge/program/Cargo.toml
@@ -12,7 +12,7 @@ name = "bridge"
 client = ["solitaire/client", "solitaire-client", "no-entrypoint"]
 cpi = ["no-entrypoint"]
 default = []
-wasm = ["no-entrypoint"]
+wasm = ["no-entrypoint", "wasm-bindgen"]
 no-entrypoint = ["solitaire/no-entrypoint"]
 trace = ["solitaire/trace"]
 
@@ -24,7 +24,7 @@ sha3 = "0.9.1"
 solana-program = "=1.7.0"
 solitaire-client = { path = "../../solitaire/client", optional = true }
 solitaire = { path = "../../solitaire/program" }
-wasm-bindgen = { version = "0.2.74", features = ["serde-serialize"] }
+wasm-bindgen = { version = "0.2.74", features = ["serde-serialize"], optional = true }
 serde = { version = "1.0", features = ["derive"] }
 
 [dev-dependencies]
diff --git a/solana/migration/Cargo.toml b/solana/migration/Cargo.toml
index fd8e6dc2..8b3484e1 100644
--- a/solana/migration/Cargo.toml
+++ b/solana/migration/Cargo.toml
@@ -11,7 +11,7 @@ name = "wormhole_migration"
 [features]
 no-entrypoint = ["solitaire/no-entrypoint", "rand"]
 trace = ["solitaire/trace"]
-wasm = ["no-entrypoint"]
+wasm = ["no-entrypoint", "wasm-bindgen"]
 client = ["solitaire-client", "solitaire/client", "no-entrypoint"]
 cpi = ["no-entrypoint"]
 default = []
@@ -25,7 +25,7 @@ sha3 = "0.9.1"
 solana-program = "*"
 spl-token = { version = "=3.1.0", features = ["no-entrypoint"] }
 solitaire-client = { path = "../solitaire/client", optional = true }
-wasm-bindgen = { version = "0.2.74", features = ["serde-serialize"] }
+wasm-bindgen = { version = "0.2.74", features = ["serde-serialize"], optional = true }
 serde = { version = "1.0", features = ["derive"] }
 rand = { version = "0.7.3", optional = true }
 
diff --git a/solana/modules/nft_bridge/program/Cargo.toml b/solana/modules/nft_bridge/program/Cargo.toml
index eeabb533..e58a4397 100644
--- a/solana/modules/nft_bridge/program/Cargo.toml
+++ b/solana/modules/nft_bridge/program/Cargo.toml
@@ -11,7 +11,7 @@ name = "nft_bridge"
 [features]
 no-entrypoint = ["solitaire/no-entrypoint", "rand"]
 trace = ["solitaire/trace"]
-wasm = ["no-entrypoint"]
+wasm = ["no-entrypoint", "wasm-bindgen"]
 client = ["solitaire-client", "solitaire/client", "no-entrypoint"]
 cpi = ["no-entrypoint"]
 default = []
@@ -30,7 +30,7 @@ spl-associated-token-account = { version = "1.0.2" }
 primitive-types = { version = "0.9.0", default-features = false }
 solitaire-client = { path = "../../../solitaire/client", optional = true }
 spl-token-metadata = { path = "../../token_bridge/token-metadata" }
-wasm-bindgen = { version = "0.2.74", features = ["serde-serialize"] }
+wasm-bindgen = { version = "0.2.74", features = ["serde-serialize"], optional = true }
 serde = { version = "1.0", features = ["derive"] }
 rand = { version = "0.7.3", optional = true }
 
diff --git a/solana/modules/token_bridge/program/Cargo.toml b/solana/modules/token_bridge/program/Cargo.toml
index b6c02046..f3a178ce 100644
--- a/solana/modules/token_bridge/program/Cargo.toml
+++ b/solana/modules/token_bridge/program/Cargo.toml
@@ -11,7 +11,7 @@ name = "token_bridge"
 [features]
 no-entrypoint = ["solitaire/no-entrypoint", "rand"]
 trace = ["solitaire/trace"]
-wasm = ["no-entrypoint"]
+wasm = ["no-entrypoint", "wasm-bindgen"]
 client = ["solitaire-client", "solitaire/client", "no-entrypoint"]
 cpi = ["no-entrypoint"]
 default = []
@@ -29,7 +29,7 @@ spl-token = { version = "=3.1.0", features = ["no-entrypoint"] }
 primitive-types = { version = "0.9.0", default-features = false }
 solitaire-client = { path = "../../../solitaire/client", optional = true }
 spl-token-metadata = { path = "../token-metadata" }
-wasm-bindgen = { version = "0.2.74", features = ["serde-serialize"] }
+wasm-bindgen = { version = "0.2.74", features = ["serde-serialize"], optional = true }
 serde = { version = "1.0", features = ["derive"] }
 rand = { version = "0.7.3", optional = true }