diff --git a/src/benchmark.rs b/src/benchmark.rs
index de30d18..47870ca 100644
--- a/src/benchmark.rs
+++ b/src/benchmark.rs
@@ -8,7 +8,7 @@ use statistical::{mean, median, standard_deviation};
 use crate::benchmark_result::BenchmarkResult;
 use crate::command::Command;
 use crate::format::{format_duration, format_duration_unit};
-use crate::internal::{max, min, MIN_EXECUTION_TIME};
+use crate::min_max::{max, min};
 use crate::options::{CmdFailureAction, HyperfineOptions, OutputStyleOption};
 use crate::outlier_detection::{modified_zscores, OUTLIER_THRESHOLD};
 use crate::progress_bar::get_progress_bar;
@@ -18,6 +18,9 @@ use crate::timer::{TimerStart, TimerStop};
 use crate::units::Second;
 use crate::warnings::Warnings;
 
+/// Threshold for warning about fast execution time
+pub const MIN_EXECUTION_TIME: Second = 5e-3;
+
 /// Results from timing a single shell command
 #[derive(Debug, Default, Copy, Clone)]
 pub struct TimingResult {
diff --git a/src/main.rs b/src/main.rs
index 7ab6e49..7b10e69 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -14,7 +14,7 @@ pub mod command;
 pub mod error;
 pub mod export;
 pub mod format;
-pub mod internal;
+pub mod min_max;
 pub mod options;
 pub mod outlier_detection;
 pub mod parameter_range;
diff --git a/src/internal.rs b/src/min_max.rs
similarity index 85%
rename from src/internal.rs
rename to src/min_max.rs
index 34c594d..9e11f55 100644
--- a/src/internal.rs
+++ b/src/min_max.rs
@@ -1,10 +1,5 @@
 use std::iter::Iterator;
 
-use crate::units::Second;
-
-/// Threshold for warning about fast execution time
-pub const MIN_EXECUTION_TIME: Second = 5e-3;
-
 /// A max function for f64's without NaNs
 pub fn max(vals: &[f64]) -> f64 {
     *vals
diff --git a/src/warnings.rs b/src/warnings.rs
index 01b4e73..88322ad 100644
--- a/src/warnings.rs
+++ b/src/warnings.rs
@@ -1,7 +1,7 @@
 use std::fmt;
 
+use crate::benchmark::MIN_EXECUTION_TIME;
 use crate::format::format_duration;
-use crate::internal::MIN_EXECUTION_TIME;
 use crate::units::Second;
 
 /// A list of all possible warnings