diff --git a/lib/environ/Cargo.toml b/lib/environ/Cargo.toml
index 5cd2d730f0..d1a074cbc2 100644
--- a/lib/environ/Cargo.toml
+++ b/lib/environ/Cargo.toml
@@ -6,6 +6,7 @@ description = "Standalone environment support for WebAsssembly code in Cranelift
 repository = "https://github.com/CraneStation/wasmtime"
 documentation = "https://docs.rs/wasmtime-environ/"
 categories = ["wasm"]
+keywords = ["webassembly", "wasm"]
 license = "Apache-2.0 WITH LLVM-exception"
 readme = "README.md"
 edition = "2018"
diff --git a/lib/jit/Cargo.toml b/lib/jit/Cargo.toml
index 194479d114..5ccd702150 100644
--- a/lib/jit/Cargo.toml
+++ b/lib/jit/Cargo.toml
@@ -5,6 +5,7 @@ authors = ["The Wasmtime Project Developers"]
 publish = false
 description = "JIT-style execution for WebAsssembly code in Cranelift"
 categories = ["wasm"]
+keywords = ["webassembly", "wasm"]
 repository = "https://github.com/CraneStation/wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
 readme = "README.md"
diff --git a/lib/obj/Cargo.toml b/lib/obj/Cargo.toml
index a7b7e492ef..43c8b180f0 100644
--- a/lib/obj/Cargo.toml
+++ b/lib/obj/Cargo.toml
@@ -6,6 +6,7 @@ description = "Native object file output for WebAsssembly code in Wasmtime"
 publish = false
 repository = "https://github.com/CraneStation/wasmtime"
 categories = ["wasm"]
+keywords = ["webassembly", "wasm"]
 license = "Apache-2.0 WITH LLVM-exception"
 readme = "README.md"
 edition = "2018"
diff --git a/lib/runtime/Cargo.toml b/lib/runtime/Cargo.toml
index a2fa55d4f0..50113d242c 100644
--- a/lib/runtime/Cargo.toml
+++ b/lib/runtime/Cargo.toml
@@ -5,6 +5,7 @@ authors = ["The Wasmtime Project Developers"]
 publish = false
 description = "Runtime library support for Wasmtime"
 categories = ["wasm"]
+keywords = ["webassembly", "wasm"]
 repository = "https://github.com/CraneStation/wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
 readme = "README.md"
diff --git a/lib/wast/Cargo.toml b/lib/wast/Cargo.toml
index ed22ec7f47..8f0036da94 100644
--- a/lib/wast/Cargo.toml
+++ b/lib/wast/Cargo.toml
@@ -5,6 +5,7 @@ authors = ["The Wasmtime Project Developers"]
 publish = false
 description = "wast testing support for wasmtime"
 categories = ["wasm"]
+keywords = ["webassembly", "wasm"]
 repository = "https://github.com/CraneStation/wasmtime"
 license = "Apache-2.0 WITH LLVM-exception"
 readme = "README.md"