diff --git a/contrib/lib/Cargo.toml b/contrib/lib/Cargo.toml
index 56b32de5..a0155394 100644
--- a/contrib/lib/Cargo.toml
+++ b/contrib/lib/Cargo.toml
@@ -79,7 +79,7 @@ memcache = { version = "0.14", optional = true }
 r2d2-memcache = { version = "0.5", optional = true }
 
 # SpaceHelmet dependencies
-time = { version = "0.1.40", optional = true }
+time = { version = "0.2.9", optional = true }
 
 # Compression dependencies
 brotli = { version = "3.3", optional = true }
diff --git a/contrib/lib/src/helmet/policy.rs b/contrib/lib/src/helmet/policy.rs
index efe713a0..df95ddb0 100644
--- a/contrib/lib/src/helmet/policy.rs
+++ b/contrib/lib/src/helmet/policy.rs
@@ -212,12 +212,12 @@ impl Default for ExpectCt {
 impl Into<Header<'static>> for &ExpectCt {
     fn into(self) -> Header<'static> {
         let policy_string =  match self {
-            ExpectCt::Enforce(age) => format!("max-age={}, enforce", age.num_seconds()),
+            ExpectCt::Enforce(age) => format!("max-age={}, enforce", age.whole_seconds()),
             ExpectCt::Report(age, uri) => {
-                format!(r#"max-age={}, report-uri="{}""#, age.num_seconds(), uri)
+                format!(r#"max-age={}, report-uri="{}""#, age.whole_seconds(), uri)
             }
             ExpectCt::ReportAndEnforce(age, uri) => {
-                format!("max-age={}, enforce, report-uri=\"{}\"", age.num_seconds(), uri)
+                format!("max-age={}, enforce, report-uri=\"{}\"", age.whole_seconds(), uri)
             }
         };
 
@@ -298,11 +298,11 @@ impl Default for Hsts {
 impl Into<Header<'static>> for &Hsts {
     fn into(self) -> Header<'static> {
         let policy_string = match self {
-            Hsts::Enable(age) => format!("max-age={}", age.num_seconds()),
+            Hsts::Enable(age) => format!("max-age={}", age.whole_seconds()),
             Hsts::IncludeSubDomains(age) => {
-                format!("max-age={}; includeSubDomains", age.num_seconds())
+                format!("max-age={}; includeSubDomains", age.whole_seconds())
             }
-            Hsts::Preload(age) => format!("max-age={}; preload", age.num_seconds()),
+            Hsts::Preload(age) => format!("max-age={}; preload", age.whole_seconds()),
         };
 
         Header::new(Hsts::NAME, policy_string)
diff --git a/contrib/lib/tests/helmet.rs b/contrib/lib/tests/helmet.rs
index bd67537b..0ebf4be9 100644
--- a/contrib/lib/tests/helmet.rs
+++ b/contrib/lib/tests/helmet.rs
@@ -95,13 +95,13 @@ mod helmet_tests {
             assert_header!(
                 response,
                 "Strict-Transport-Security",
-                format!("max-age={}", Duration::weeks(52).num_seconds())
+                format!("max-age={}", Duration::weeks(52).whole_seconds())
             );
 
             assert_header!(
                 response,
                 "Expect-CT",
-                format!("max-age={}, enforce", Duration::days(30).num_seconds())
+                format!("max-age={}, enforce", Duration::days(30).whole_seconds())
             );
 
             assert_header!(response, "Referrer-Policy", "no-referrer");
diff --git a/core/codegen/tests/ui-fail/typed-uri-bad-type.stderr b/core/codegen/tests/ui-fail/typed-uri-bad-type.stderr
index 55203bc4..8c8e9c5b 100644
--- a/core/codegen/tests/ui-fail/typed-uri-bad-type.stderr
+++ b/core/codegen/tests/ui-fail/typed-uri-bad-type.stderr
@@ -111,9 +111,9 @@ error[E0277]: the trait bound `S: rocket::http::uri::Ignorable<rocket::http::uri
 81  |     uri!(other_q: rest = _, id = 100);
     |     ---------------------------------- in this macro invocation
     | 
-   ::: $ROCKET/core/http/src/uri/uri_display.rs:467:40
+   ::: $ROCKET/core/http/src/uri/uri_display.rs:469:40
     |
-467 | pub fn assert_ignorable<P: UriPart, T: Ignorable<P>>() {  }
+469 | pub fn assert_ignorable<P: UriPart, T: Ignorable<P>>() {  }
     |                                        ------------ required by this bound in `rocket::http::uri::assert_ignorable`
     |
     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
@@ -127,9 +127,9 @@ error[E0277]: the trait bound `usize: rocket::http::uri::Ignorable<rocket::http:
 83  |     uri!(other_q: rest = S, id = _);
     |     -------------------------------- in this macro invocation
     | 
-   ::: $ROCKET/core/http/src/uri/uri_display.rs:467:40
+   ::: $ROCKET/core/http/src/uri/uri_display.rs:469:40
     |
-467 | pub fn assert_ignorable<P: UriPart, T: Ignorable<P>>() {  }
+469 | pub fn assert_ignorable<P: UriPart, T: Ignorable<P>>() {  }
     |                                        ------------ required by this bound in `rocket::http::uri::assert_ignorable`
     |
     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/core/http/Cargo.toml b/core/http/Cargo.toml
index f5e7babb..53b358f4 100644
--- a/core/http/Cargo.toml
+++ b/core/http/Cargo.toml
@@ -23,7 +23,7 @@ private-cookies = ["cookie/secure"]
 smallvec = "1.0"
 percent-encoding = "1"
 hyper = { version = "0.10.13", default-features = false }
-time = "0.2.4"
+time = "0.2.9"
 indexmap = "1.0"
 rustls = { version = "0.16", optional = true }
 state = "0.4"
diff --git a/core/lib/Cargo.toml b/core/lib/Cargo.toml
index f4a16469..3e196eb8 100644
--- a/core/lib/Cargo.toml
+++ b/core/lib/Cargo.toml
@@ -31,7 +31,7 @@ log = "0.4"
 toml = "0.4.7"
 num_cpus = "1.0"
 state = "0.4.1"
-time = "0.2.4"
+time = "0.2.9"
 memchr = "2" # TODO: Use pear instead.
 binascii = "0.1"
 pear = "0.1"