diff --git a/src/tags/master_playlist/stream_inf.rs b/src/tags/master_playlist/stream_inf.rs
index 78dd7ee..808d4fc 100644
--- a/src/tags/master_playlist/stream_inf.rs
+++ b/src/tags/master_playlist/stream_inf.rs
@@ -79,8 +79,8 @@ impl ExtXStreamInf {
     }
 
     /// Returns the maximum frame rate for all the video in the variant stream.
-    pub const fn frame_rate(&self) -> Option<DecimalFloatingPoint> {
-        self.frame_rate
+    pub fn frame_rate(&self) -> Option<f64> {
+        self.frame_rate.map_or(None, |v| Some(v.as_f64()))
     }
 
     /// Returns the HDCP level of the variant stream.
diff --git a/src/types/decimal_floating_point.rs b/src/types/decimal_floating_point.rs
index b044cc4..a829129 100644
--- a/src/types/decimal_floating_point.rs
+++ b/src/types/decimal_floating_point.rs
@@ -10,7 +10,7 @@ use crate::Error;
 ///
 /// [4.2. Attribute Lists]: https://tools.ietf.org/html/rfc8216#section-4.2
 #[derive(Debug, Clone, Copy, PartialEq, PartialOrd)]
-pub struct DecimalFloatingPoint(f64);
+pub(crate) struct DecimalFloatingPoint(f64);
 
 impl DecimalFloatingPoint {
     /// Makes a new `DecimalFloatingPoint` instance.
@@ -66,7 +66,7 @@ impl FromStr for DecimalFloatingPoint {
             return Err(Error::invalid_input());
         }
         let n = input.parse()?;
-        Ok(DecimalFloatingPoint(n))
+        DecimalFloatingPoint::new(n)
     }
 }
 
diff --git a/src/types/mod.rs b/src/types/mod.rs
index 83390b7..10641d3 100644
--- a/src/types/mod.rs
+++ b/src/types/mod.rs
@@ -14,7 +14,7 @@ mod signed_decimal_floating_point;
 
 pub use byte_range::*;
 pub use closed_captions::*;
-pub use decimal_floating_point::*;
+pub(crate) use decimal_floating_point::*;
 pub(crate) use decimal_resolution::*;
 pub use encryption_method::*;
 pub use hdcp_level::*;