diff --git a/crates/wasi-preview1-component-adapter/Cargo.toml b/crates/wasi-preview1-component-adapter/Cargo.toml
index ba1aa94782..36a52a192f 100644
--- a/crates/wasi-preview1-component-adapter/Cargo.toml
+++ b/crates/wasi-preview1-component-adapter/Cargo.toml
@@ -3,6 +3,7 @@ name = "wasi-preview1-component-adapter"
 version.workspace = true
 authors.workspace = true
 edition.workspace = true
+publish = false
 
 [dependencies]
 wasi = { version = "0.11.0", default-features = false }
diff --git a/crates/wasi-preview1-component-adapter/byte-array-literals/Cargo.toml b/crates/wasi-preview1-component-adapter/byte-array-literals/Cargo.toml
index 28af4a5257..a9d08dc989 100644
--- a/crates/wasi-preview1-component-adapter/byte-array-literals/Cargo.toml
+++ b/crates/wasi-preview1-component-adapter/byte-array-literals/Cargo.toml
@@ -3,6 +3,7 @@ name = "byte-array-literals"
 version.workspace = true
 authors.workspace = true
 edition.workspace = true
+publish = false
 
 [lib]
 proc-macro = true