diff --git a/Cargo.toml b/Cargo.toml
index 4ce17e41..735aee39 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -50,7 +50,7 @@ failure = "~0.1"
 lazy_static = "~1.4"
 time = "0.3.1"
 log = "~0.4"
-uuid = { version = "~0.8", features = ["v4", "serde"] }
+uuid = { version = "~1.0", features = ["v4", "serde"] }
 
 [dependencies.rusqlite]
 version = "~0.26"
diff --git a/core-traits/Cargo.toml b/core-traits/Cargo.toml
index b8a82553..c43d6231 100644
--- a/core-traits/Cargo.toml
+++ b/core-traits/Cargo.toml
@@ -13,7 +13,7 @@ enum-set = "~0.0.8"
 lazy_static = "~1.4"
 indexmap = "~1.7"
 ordered-float = { version = "~2.8", features = ["serde"] }
-uuid = { version = "~0.8", features = ["v4", "serde"] }
+uuid = { version = "~1.0", features = ["v4", "serde"] }
 serde = { version = "~1.0", features = ["rc"] }
 serde_derive = "~1.0"
 bytes = { version = "1.0.1", features = ["serde"] }
diff --git a/core-traits/lib.rs b/core-traits/lib.rs
index 53380b11..5bf7c697 100644
--- a/core-traits/lib.rs
+++ b/core-traits/lib.rs
@@ -582,7 +582,7 @@ impl TypedValue {
         match self {
             TypedValue::Uuid(v) => {
                 // Get an independent copy of the string.
-                let s: String = v.to_hyphenated().to_string();
+                let s: String = v.hyphenated().to_string();
 
                 // Make a CString out of the new bytes.
                 let c: CString = CString::new(s).expect("String conversion failed!");
@@ -603,7 +603,7 @@ impl TypedValue {
 
     pub fn into_uuid_string(self) -> Option<String> {
         match self {
-            TypedValue::Uuid(v) => Some(v.to_hyphenated().to_string()),
+            TypedValue::Uuid(v) => Some(v.hyphenated().to_string()),
             _ => None,
         }
     }
@@ -963,7 +963,7 @@ impl Binding {
 
     pub fn into_uuid_string(self) -> Option<String> {
         match self {
-            Binding::Scalar(TypedValue::Uuid(v)) => Some(v.to_hyphenated().to_string()),
+            Binding::Scalar(TypedValue::Uuid(v)) => Some(v.hyphenated().to_string()),
             _ => None,
         }
     }
diff --git a/core/Cargo.toml b/core/Cargo.toml
index e7a6c811..0bc4142b 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -9,7 +9,7 @@ enum-set = "~0.0"
 failure = "~0.1"
 indexmap = "~1.7"
 ordered-float = { version = "~2.8", features = ["serde"] }
-uuid = { version = "~0.8", features = ["v4", "serde"] }
+uuid = { version = "~1.0", features = ["v4", "serde"] }
 
 [dependencies.core_traits]
 path = "../core-traits"
diff --git a/edn/Cargo.toml b/edn/Cargo.toml
index 73e37689..9ac64a04 100644
--- a/edn/Cargo.toml
+++ b/edn/Cargo.toml
@@ -15,7 +15,7 @@ itertools = "~0.10"
 num = "~0.4"
 ordered-float = "~2.8"
 pretty = "~0.10"
-uuid = { version = "~0.8", features = ["v4", "serde"] }
+uuid = { version = "~1.0", features = ["v4", "serde"] }
 serde = { version = "~1.0", optional = true }
 serde_derive = { version = "~1.0", optional = true }
 peg = "~0.7"
diff --git a/edn/src/pretty_print.rs b/edn/src/pretty_print.rs
index acaa579c..a0604fa0 100644
--- a/edn/src/pretty_print.rs
+++ b/edn/src/pretty_print.rs
@@ -101,7 +101,7 @@ impl Value {
             Value::Text(ref v) => pp.text("\"").append(v.as_str()).append("\""),
             Value::Uuid(ref u) => pp
                 .text("#uuid \"")
-                .append(u.to_hyphenated().to_string())
+                .append(u.hyphenated().to_string())
                 .append("\""),
             Value::Instant(ref v) => pp
                 .text("#inst \"")
diff --git a/edn/src/types.rs b/edn/src/types.rs
index 818b0453..3622693e 100644
--- a/edn/src/types.rs
+++ b/edn/src/types.rs
@@ -569,7 +569,7 @@ macro_rules! def_common_value_display {
             }
             // TODO: EDN escaping.
             $t::Text(ref v) => write!($f, "\"{}\"", v),
-            $t::Uuid(ref u) => write!($f, "#uuid \"{}\"", u.to_hyphenated().to_string()),
+            $t::Uuid(ref u) => write!($f, "#uuid \"{}\"", u.hyphenated().to_string()),
             $t::PlainSymbol(ref v) => v.fmt($f),
             $t::NamespacedSymbol(ref v) => v.fmt($f),
             $t::Keyword(ref v) => v.fmt($f),
diff --git a/public-traits/Cargo.toml b/public-traits/Cargo.toml
index f5286625..0804984a 100644
--- a/public-traits/Cargo.toml
+++ b/public-traits/Cargo.toml
@@ -17,7 +17,7 @@ failure = "~0.1"
 failure_derive = "~0.1"
 http = "~0.2"
 tokio = { version = "1.8.0", features = ["full"] }
-uuid = "~0.8"
+uuid = "~1.0"
 
 [dependencies.rusqlite]
 version = "~0.26"
diff --git a/tolstoy-traits/Cargo.toml b/tolstoy-traits/Cargo.toml
index 631eab51..0ea6b071 100644
--- a/tolstoy-traits/Cargo.toml
+++ b/tolstoy-traits/Cargo.toml
@@ -16,7 +16,7 @@ failure_derive = "~0.1"
 http = "~0.2"
 hyper = "~0.14"
 serde_json = "~1.0"
-uuid = { version = "~0.8" }
+uuid = { version = "~1.0" }
 
 [dependencies.rusqlite]
 version = "~0.26"
diff --git a/tolstoy/Cargo.toml b/tolstoy/Cargo.toml
index 7f022061..f12388d7 100644
--- a/tolstoy/Cargo.toml
+++ b/tolstoy/Cargo.toml
@@ -22,7 +22,7 @@ serde_json = "~1.0"
 serde_cbor = "~0.11"
 serde_derive = "~1.0"
 lazy_static = "~1.4"
-uuid = { version = "~0.8", features = ["v4", "serde"] }
+uuid = { version = "~1.0", features = ["v4", "serde"] }
 
 [dependencies.rusqlite]
 version = "~0.26"