diff --git a/Cargo.toml b/Cargo.toml
index 59dbd4d..7fd50f1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 default-run = "wzsh"
 
 [build-dependencies]
-vergen = "3"
+vergen = "9"
 
 [dependencies]
 atty = "0.2"
@@ -21,10 +21,10 @@ shell_compiler = { path = "shell_compiler" }
 shell_lexer = { path = "shell_lexer" }
 shell_parser = { path = "shell_parser" }
 shell_vm = { path = "shell_vm" }
-structopt = "0.2"
+structopt = "0.3"
 pathsearch = { path = "pathsearch" }
 chrono = "0.4"
-sqlite = "0.25"
+sqlite = "0.36"
 
 [dependencies.tabout]
 version="0.3"
@@ -32,7 +32,7 @@ version="0.3"
 #git = "https://github.com/wez/wezterm.git"
 
 [dependencies.termwiz]
-version="0.8"
+version="0.22"
 #path = "../wezterm/termwiz"
 #git = "https://github.com/wez/wezterm.git"
 
diff --git a/filenamegen/Cargo.toml b/filenamegen/Cargo.toml
index 3412c35..7976c50 100644
--- a/filenamegen/Cargo.toml
+++ b/filenamegen/Cargo.toml
@@ -21,4 +21,4 @@ pretty_assertions = "1.4"
 tempfile = "3.10"
 
 [target.'cfg(unix)'.dev-dependencies]
-nix = {version="0.28", features=["feature"]}
+nix = {version="0.29", features=["feature"]}
diff --git a/shell_compiler/Cargo.toml b/shell_compiler/Cargo.toml
index 3cba12c..b31da21 100644
--- a/shell_compiler/Cargo.toml
+++ b/shell_compiler/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2018"
 [dependencies]
 anyhow = "1.0"
 thiserror = "1.0"
-filedescriptor = "0.7"
+filedescriptor = "0.8"
 lazy_static = "1.3"
 shell_lexer = { path = "../shell_lexer" }
 shell_parser = { path = "../shell_parser" }
diff --git a/shell_vm/Cargo.toml b/shell_vm/Cargo.toml
index 27e1b67..5be5923 100644
--- a/shell_vm/Cargo.toml
+++ b/shell_vm/Cargo.toml
@@ -5,10 +5,10 @@ authors = ["Wez Furlong"]
 edition = "2018"
 
 [dependencies]
-bstr = "0.1"
+bstr = "1.10"
 caseless = "0.2"
 anyhow = "1.0"
-filedescriptor = "0.7"
+filedescriptor = "0.8"
 filenamegen = { path = "../filenamegen" }
 lazy_static = "1.3"