diff --git a/Cargo.lock b/Cargo.lock
index cd3b98a..24a9be7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -151,7 +151,7 @@ checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
 [[package]]
 name = "parse_datetime"
-version = "0.5.0"
+version = "0.5.1"
 dependencies = [
  "chrono",
  "nom",
diff --git a/Cargo.toml b/Cargo.toml
index 5255ddb..d56241d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "parse_datetime"
 description = "parsing human-readable time strings and converting them to a DateTime"
-version = "0.5.0"
+version = "0.5.1"
 edition = "2021"
 license = "MIT"
 repository = "https://github.com/uutils/parse_datetime"
diff --git a/README.md b/README.md
index 31a1147..f3b2f82 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ Add this to your `Cargo.toml`:
 
 ```toml
 [dependencies]
-parse_datetime = "0.4.0"
+parse_datetime = "0.5.1"
 ```
 
 Then, import the crate and use the `parse_datetime_at_date` function:
@@ -41,11 +41,34 @@ assert_eq!(
 For DateTime parsing, import the `parse_datetime` module:
 
 ```rs
-use parse_datetime::parse_datetime::from_str;
 use chrono::{Local, TimeZone};
+use parse_datetime::parse_relative_time;
 
-let dt = from_str("2021-02-14 06:37:47");
-assert_eq!(dt.unwrap(), Local.with_ymd_and_hms(2021, 2, 14, 6, 37, 47).unwrap());
+let one_minute = parse_relative_time("1 minute").unwrap();
+assert_eq!(
+  one_minute,
+  Duration::seconds(60)
+);
+```
+
+For timestamp parsing, import the `parse_timpestamp` module:
+
+```rs
+use chrono::{Local, TimeZone};
+use parse_datetime::parse_timpestamp;
+
+let ts = parse_timestamp("@1234").unwrap();
+assert_eq!(ts, 1234);
+```
+
+For weekday parsing, import the `parse_weekday` module:
+
+```rs
+use chrono::{Local, TimeZone};
+use parse_datetime::parse_weekday;
+
+let mon = parse_weekday("monday").unwrap();
+assert_eq!(mon, Weekday::Mon);
 ```
 
 ### Supported Formats
diff --git a/fuzz/fuzz_targets/parse_datetime.rs b/fuzz/fuzz_targets/parse_datetime.rs
index 289bbb3..f3f98cb 100644
--- a/fuzz/fuzz_targets/parse_datetime.rs
+++ b/fuzz/fuzz_targets/parse_datetime.rs
@@ -1,3 +1,6 @@
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
+
 #![no_main]
 
 use libfuzzer_sys::fuzz_target;
diff --git a/src/lib.rs b/src/lib.rs
index de65b56..9c987c1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -12,11 +12,11 @@ use regex::Error as RegexError;
 use std::error::Error;
 use std::fmt::{self, Display};
 
-// Expose parse_datetime
-mod parse_relative_time;
-mod parse_timestamp;
+// Expose other features from this crate
+pub mod parse_relative_time;
+pub mod parse_timestamp;
 
-mod parse_weekday;
+pub mod parse_weekday;
 
 use chrono::{
     DateTime, Datelike, Duration, FixedOffset, Local, LocalResult, NaiveDateTime, TimeZone,
diff --git a/src/parse_timestamp.rs b/src/parse_timestamp.rs
index 732558d..5e42c98 100644
--- a/src/parse_timestamp.rs
+++ b/src/parse_timestamp.rs
@@ -49,7 +49,7 @@ impl<'a> From<NomError<'a>> for ParseTimestampError {
     }
 }
 
-pub(crate) fn parse_timestamp(s: &str) -> Result<i64, ParseTimestampError> {
+pub fn parse_timestamp(s: &str) -> Result<i64, ParseTimestampError> {
     let s = s.trim().to_lowercase();
     let s = s.as_str();
 
diff --git a/src/parse_weekday.rs b/src/parse_weekday.rs
index d61aca7..23fb6fa 100644
--- a/src/parse_weekday.rs
+++ b/src/parse_weekday.rs
@@ -13,7 +13,7 @@ macro_rules! tag_match {
     };
 }
 
-pub(crate) fn parse_weekday(s: &str) -> Option<Weekday> {
+pub fn parse_weekday(s: &str) -> Option<Weekday> {
     let s = s.trim().to_lowercase();
     let s = s.as_str();
 
diff --git a/tests/simple.rs b/tests/simple.rs
index 8b13789..8187ab1 100644
--- a/tests/simple.rs
+++ b/tests/simple.rs
@@ -1 +1,37 @@
+// For the full copyright and license information, please view the LICENSE
+// file that was distributed with this source code.
 
+use chrono::{Duration, Local, Weekday};
+use parse_datetime::{
+    parse_datetime_at_date, parse_relative_time::parse_relative_time,
+    parse_timestamp::parse_timestamp, parse_weekday::parse_weekday,
+};
+
+#[test]
+fn test_parse_datetime_at_date() {
+    let now = Local::now();
+    let after = parse_datetime_at_date(now, "+3 days");
+
+    assert_eq!(
+        (now + Duration::days(3)).naive_utc(),
+        after.unwrap().naive_utc()
+    );
+}
+
+#[test]
+fn test_parse_relative_time() {
+    let one_minute = parse_relative_time("1 minute").unwrap();
+    assert_eq!(one_minute, Duration::seconds(60));
+}
+
+#[test]
+fn test_parse_timestamp() {
+    let ts = parse_timestamp("@1234").unwrap();
+    assert_eq!(ts, 1234);
+}
+
+#[test]
+fn test_weekday() {
+    let mon = parse_weekday("monday").unwrap();
+    assert_eq!(mon, Weekday::Mon);
+}