diff --git a/Cargo.toml b/Cargo.toml
index 372369823a..6aa979ad64 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -39,7 +39,7 @@ anyhow = "1.0.19"
 target-lexicon = { version = "0.10.0", default-features = false }
 pretty_env_logger = "0.3.0"
 file-per-thread-logger = "0.1.1"
-wat = "1.0.2"
+wat = "1.0.10"
 libc = "0.2.60"
 rayon = "1.2.1"
 wasm-webidl-bindings = "0.8"
diff --git a/crates/api/Cargo.toml b/crates/api/Cargo.toml
index a443d5db0b..652930c0e3 100644
--- a/crates/api/Cargo.toml
+++ b/crates/api/Cargo.toml
@@ -33,7 +33,7 @@ wasi-common = { path = "../wasi-common", version = "0.12.0" }
 pretty_env_logger = "0.3.0"
 rayon = "1.2.1"
 file-per-thread-logger = "0.1.1"
-wat = "1.0"
+wat = "1.0.10"
 tempfile = "3.1"
 
 [badges]
diff --git a/crates/fuzzing/Cargo.toml b/crates/fuzzing/Cargo.toml
index 658659ffd6..74eec7c213 100644
--- a/crates/fuzzing/Cargo.toml
+++ b/crates/fuzzing/Cargo.toml
@@ -17,4 +17,4 @@ wasmprinter = "0.2.1"
 wasmtime = { path = "../api", version = "0.12.0" }
 
 [dev-dependencies]
-wat = "1.0"
+wat = "1.0.10"
diff --git a/crates/lightbeam/Cargo.toml b/crates/lightbeam/Cargo.toml
index dbe63c7011..f51889b9b2 100644
--- a/crates/lightbeam/Cargo.toml
+++ b/crates/lightbeam/Cargo.toml
@@ -27,7 +27,7 @@ more-asserts = "0.2.1"
 
 [dev-dependencies]
 lazy_static = "1.2"
-wat = "1.0.2"
+wat = "1.0.9"
 quickcheck = "0.9.0"
 anyhow = "1.0"
 
diff --git a/crates/test-programs/Cargo.toml b/crates/test-programs/Cargo.toml
index 7a57e79e38..60b8b85081 100644
--- a/crates/test-programs/Cargo.toml
+++ b/crates/test-programs/Cargo.toml
@@ -18,7 +18,7 @@ pretty_env_logger = "0.3.0"
 tempfile = "3.1.0"
 os_pipe = "0.9"
 anyhow = "1.0.19"
-wat = "1.0.2"
+wat = "1.0.10"
 
 [features]
 test_programs = []