diff --git a/crates/fuzzing/Cargo.toml b/crates/fuzzing/Cargo.toml
index 6828481bb09b..7a7c18f8c42b 100644
--- a/crates/fuzzing/Cargo.toml
+++ b/crates/fuzzing/Cargo.toml
@@ -22,7 +22,7 @@ target-lexicon = { workspace = true }
 tempfile = "3.3.0"
 wasmparser = { workspace = true }
 wasmprinter = { workspace = true }
-wasmtime = { workspace = true, features = ['default', 'winch'] }
+wasmtime = { workspace = true, features = ['default', 'winch', 'gc'] }
 wasmtime-wast = { workspace = true }
 wasm-encoder = { workspace = true }
 wasm-smith = { workspace = true }
diff --git a/crates/wast/Cargo.toml b/crates/wast/Cargo.toml
index b326466d6f49..a752481c020a 100644
--- a/crates/wast/Cargo.toml
+++ b/crates/wast/Cargo.toml
@@ -14,7 +14,7 @@ workspace = true
 
 [dependencies]
 anyhow = { workspace = true }
-wasmtime = { workspace = true, features = ['cranelift', 'wat', 'runtime'] }
+wasmtime = { workspace = true, features = ['cranelift', 'wat', 'runtime', 'gc'] }
 wast = { workspace = true }
 log = { workspace = true }