diff --git a/Cargo.lock b/Cargo.lock
index d44d18fccc..30ac7e2dcf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -255,17 +255,6 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 
-[[package]]
-name = "chrono"
-version = "0.4.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "80094f509cf8b5ae86a4966a39b3ff66cd7e2a3e594accec3743ff3fabeab5b2"
-dependencies = [
- "num-integer",
- "num-traits",
- "time",
-]
-
 [[package]]
 name = "clap"
 version = "2.33.0"
@@ -557,7 +546,7 @@ dependencies = [
  "file-per-thread-logger",
  "filecheck",
  "indicatif",
- "pretty_env_logger 0.4.0",
+ "pretty_env_logger",
  "serde",
  "target-lexicon",
  "term",
@@ -1294,17 +1283,6 @@ version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "74490b50b9fbe561ac330df47c08f3f33073d2d00c150f719147d7c54522fa1b"
 
-[[package]]
-name = "pretty_env_logger"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "717ee476b1690853d222af4634056d830b5197ffd747726a9a1eee6da9f49074"
-dependencies = [
- "chrono",
- "env_logger 0.6.2",
- "log",
-]
-
 [[package]]
 name = "pretty_env_logger"
 version = "0.4.0"
@@ -1945,7 +1923,7 @@ dependencies = [
  "anyhow",
  "cfg-if",
  "os_pipe",
- "pretty_env_logger 0.4.0",
+ "pretty_env_logger",
  "target-lexicon",
  "tempfile",
  "wasi-common",
@@ -1992,17 +1970,6 @@ dependencies = [
  "lazy_static",
 ]
 
-[[package]]
-name = "time"
-version = "0.1.42"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
-dependencies = [
- "libc",
- "redox_syscall",
- "winapi",
-]
-
 [[package]]
 name = "toml"
 version = "0.5.6"
@@ -2145,7 +2112,7 @@ dependencies = [
  "file-per-thread-logger",
  "lazy_static",
  "libc",
- "pretty_env_logger 0.4.0",
+ "pretty_env_logger",
  "rayon",
  "region",
  "rustc-demangle",
@@ -2192,7 +2159,7 @@ dependencies = [
  "filecheck",
  "libc",
  "more-asserts",
- "pretty_env_logger 0.4.0",
+ "pretty_env_logger",
  "rayon",
  "structopt",
  "target-lexicon",
@@ -2244,7 +2211,7 @@ dependencies = [
  "lightbeam",
  "log",
  "more-asserts",
- "pretty_env_logger 0.4.0",
+ "pretty_env_logger",
  "rand 0.7.3",
  "rayon",
  "serde",
@@ -2397,15 +2364,6 @@ dependencies = [
  "wast 11.0.0",
 ]
 
-[[package]]
-name = "wast"
-version = "9.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee7b16105405ca2aa2376ba522d8d4b1a11604941dd3bb7df9fd2ece60f8d16a"
-dependencies = [
- "leb128",
-]
-
 [[package]]
 name = "wast"
 version = "11.0.0"
@@ -2526,15 +2484,15 @@ dependencies = [
 
 [[package]]
 name = "witx"
-version = "0.8.4"
+version = "0.8.5"
 dependencies = [
  "anyhow",
  "diff",
  "log",
- "pretty_env_logger 0.3.1",
+ "pretty_env_logger",
  "structopt",
  "thiserror",
- "wast 9.0.0",
+ "wast 11.0.0",
 ]
 
 [[package]]
diff --git a/crates/wasi-common/wig/Cargo.toml b/crates/wasi-common/wig/Cargo.toml
index 977c88f55c..36560beb32 100644
--- a/crates/wasi-common/wig/Cargo.toml
+++ b/crates/wasi-common/wig/Cargo.toml
@@ -17,7 +17,7 @@ proc-macro = true
 quote = "1.0.2"
 proc-macro2 = "1.0.6"
 heck = "0.3.1"
-witx = { path = "../WASI/tools/witx", version = "0.8.4" }
+witx = { path = "../WASI/tools/witx", version = "0.8.5" }
 
 [badges]
 maintenance = { status = "actively-developed" }
diff --git a/crates/wiggle/Cargo.toml b/crates/wiggle/Cargo.toml
index ed9f84ec98..3fb600dea6 100644
--- a/crates/wiggle/Cargo.toml
+++ b/crates/wiggle/Cargo.toml
@@ -12,7 +12,7 @@ include = ["src/**/*", "LICENSE"]
 
 [dependencies]
 thiserror = "1"
-witx = { path = "../wasi-common/WASI/tools/witx", version = "0.8.4", optional = true }
+witx = { path = "../wasi-common/WASI/tools/witx", version = "0.8.5", optional = true }
 wiggle-macro = { path = "macro", version = "0.15.0" }
 
 [badges]
diff --git a/crates/wiggle/generate/Cargo.toml b/crates/wiggle/generate/Cargo.toml
index 365deb44e3..bb95ad120b 100644
--- a/crates/wiggle/generate/Cargo.toml
+++ b/crates/wiggle/generate/Cargo.toml
@@ -14,7 +14,7 @@ include = ["src/**/*", "LICENSE"]
 [lib]
 
 [dependencies]
-witx = { version = "0.8.4", path = "../../wasi-common/WASI/tools/witx" }
+witx = { version = "0.8.5", path = "../../wasi-common/WASI/tools/witx" }
 quote = "1.0"
 proc-macro2 = "1.0"
 heck = "0.3"
diff --git a/crates/wiggle/macro/Cargo.toml b/crates/wiggle/macro/Cargo.toml
index 3f56b11882..e93bbd141f 100644
--- a/crates/wiggle/macro/Cargo.toml
+++ b/crates/wiggle/macro/Cargo.toml
@@ -15,7 +15,7 @@ proc-macro = true
 
 [dependencies]
 wiggle-generate = { path = "../generate", version = "0.15.0" }
-witx = { path = "../../wasi-common/WASI/tools/witx", version = "0.8.4" }
+witx = { path = "../../wasi-common/WASI/tools/witx", version = "0.8.5" }
 syn = { version = "1.0", features = ["full"] }
 
 [dev-dependencies]