diff --git a/Cargo.lock b/Cargo.lock
index 181fbfd..55bc822 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -283,9 +283,9 @@ dependencies = [
 
 [[package]]
 name = "data-encoding"
-version = "2.4.0"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2e66c9d817f1720209181c316d28635c050fa304f9c79e47a520882661b7308"
+checksum = "7e962a19be5cfc3f3bf6dd8f61eb50107f356ad6270fbb3ed41476571db78be5"
 
 [[package]]
 name = "digest"
@@ -972,7 +972,7 @@ checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
 [[package]]
 name = "oolatoocs"
-version = "1.5.0"
+version = "1.5.1"
 dependencies = [
  "chrono",
  "clap",
@@ -1400,18 +1400,18 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.192"
+version = "1.0.193"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bca2a08484b285dcb282d0f67b26cadc0df8b19f8c12502c13d966bf9482f001"
+checksum = "25dd9975e68d0cb5aa1120c288333fc98731bd1dd12f561e468ea4728c042b89"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.192"
+version = "1.0.193"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d6c7207fbec9faa48073f3e3074cbe553af6ea512d7c21ba46e434e70ea9fbc1"
+checksum = "43576ca501357b9b071ac53cdc7da8ef0cbd9493d8df094cd821777ea6e894d3"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1898,9 +1898,9 @@ checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
 
 [[package]]
 name = "utf8-width"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5190c9442dcdaf0ddd50f37420417d219ae5261bbf5db120d0f9bab996c9cba1"
+checksum = "86bd8d4e895da8537e5315b8254664e6b769c4ff3db18321b297a1e7004392e3"
 
 [[package]]
 name = "utf8parse"
diff --git a/Cargo.toml b/Cargo.toml
index 7e76e84..9934a60 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "oolatoocs"
-version = "1.5.0"
+version = "1.5.1"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
diff --git a/src/twitter.rs b/src/twitter.rs
index 149bfe7..2137034 100644
--- a/src/twitter.rs
+++ b/src/twitter.rs
@@ -49,7 +49,7 @@ struct TweetReply {
 #[derive(Serialize, Debug)]
 pub struct TweetPoll {
     pub options: Vec<String>,
-    pub duration_minutes: i64,
+    pub duration_minutes: u16,
 }
 
 #[derive(Deserialize, Debug)]
@@ -435,7 +435,8 @@ pub fn transform_poll(p: &Poll) -> TweetPoll {
 
     TweetPoll {
         options: p.options.iter().map(|i| i.title.clone()).collect(),
-        duration_minutes: diff.num_minutes(),
+        duration_minutes: diff.num_minutes().try_into().unwrap(), // safe here, number is positive
+                                                                  // and can’t be over 21600
     }
 }