diff --git a/crates/snapbox/src/data/normalize.rs b/crates/snapbox/src/data/normalize.rs
index a96c9c88..aa66972b 100644
--- a/crates/snapbox/src/data/normalize.rs
+++ b/crates/snapbox/src/data/normalize.rs
@@ -12,24 +12,24 @@ impl Normalize for NormalizeNewlines {
             DataInner::Error(err) => err.into(),
             DataInner::Binary(bin) => Data::binary(bin),
             DataInner::Text(text) => {
-                let lines = crate::utils::normalize_lines(&text);
+                let lines = crate::normalization::normalize_lines(&text);
                 Data::text(lines)
             }
             #[cfg(feature = "json")]
             DataInner::Json(value) => {
                 let mut value = value;
-                normalize_value(&mut value, crate::utils::normalize_lines);
+                normalize_value(&mut value, crate::normalization::normalize_lines);
                 Data::json(value)
             }
             #[cfg(feature = "json")]
             DataInner::JsonLines(value) => {
                 let mut value = value;
-                normalize_value(&mut value, crate::utils::normalize_lines);
+                normalize_value(&mut value, crate::normalization::normalize_lines);
                 DataInner::JsonLines(value).into()
             }
             #[cfg(feature = "term-svg")]
             DataInner::TermSvg(text) => {
-                let lines = crate::utils::normalize_lines(&text);
+                let lines = crate::normalization::normalize_lines(&text);
                 DataInner::TermSvg(lines).into()
             }
         };
@@ -45,24 +45,24 @@ impl Normalize for NormalizePaths {
             DataInner::Error(err) => err.into(),
             DataInner::Binary(bin) => Data::binary(bin),
             DataInner::Text(text) => {
-                let lines = crate::utils::normalize_paths(&text);
+                let lines = crate::normalization::normalize_paths(&text);
                 Data::text(lines)
             }
             #[cfg(feature = "json")]
             DataInner::Json(value) => {
                 let mut value = value;
-                normalize_value(&mut value, crate::utils::normalize_paths);
+                normalize_value(&mut value, crate::normalization::normalize_paths);
                 Data::json(value)
             }
             #[cfg(feature = "json")]
             DataInner::JsonLines(value) => {
                 let mut value = value;
-                normalize_value(&mut value, crate::utils::normalize_paths);
+                normalize_value(&mut value, crate::normalization::normalize_paths);
                 DataInner::JsonLines(value).into()
             }
             #[cfg(feature = "term-svg")]
             DataInner::TermSvg(text) => {
-                let lines = crate::utils::normalize_paths(&text);
+                let lines = crate::normalization::normalize_paths(&text);
                 DataInner::TermSvg(lines).into()
             }
         };
diff --git a/crates/snapbox/src/lib.rs b/crates/snapbox/src/lib.rs
index cbdeeea6..1b7aeb9e 100644
--- a/crates/snapbox/src/lib.rs
+++ b/crates/snapbox/src/lib.rs
@@ -98,10 +98,10 @@ mod action;
 mod assert;
 mod error;
 mod macros;
-mod substitutions;
 
 pub mod cmd;
 pub mod data;
+pub mod normalization;
 pub mod path;
 pub mod report;
 pub mod utils;
@@ -115,9 +115,8 @@ pub use assert::Assert;
 pub use data::Data;
 pub use data::ToDebug;
 pub use error::Error;
+pub use normalization::Substitutions;
 pub use snapbox_macros::debug;
-pub use substitutions::SubstitutionValue;
-pub use substitutions::Substitutions;
 
 pub type Result<T, E = Error> = std::result::Result<T, E>;
 
diff --git a/crates/snapbox/src/normalization/mod.rs b/crates/snapbox/src/normalization/mod.rs
new file mode 100644
index 00000000..c0b6487c
--- /dev/null
+++ b/crates/snapbox/src/normalization/mod.rs
@@ -0,0 +1,33 @@
+mod substitutions;
+
+#[cfg(feature = "regex")]
+pub use regex::Regex;
+pub use substitutions::SubstitutionValue;
+pub use substitutions::Substitutions;
+
+/// Normalize line endings
+pub fn normalize_lines(data: &str) -> String {
+    normalize_lines_chars(data.chars()).collect()
+}
+
+fn normalize_lines_chars(data: impl Iterator<Item = char>) -> impl Iterator<Item = char> {
+    normalize_line_endings::normalized(data)
+}
+
+/// Normalize path separators
+pub fn normalize_paths(data: &str) -> String {
+    normalize_paths_chars(data.chars()).collect()
+}
+
+fn normalize_paths_chars(data: impl Iterator<Item = char>) -> impl Iterator<Item = char> {
+    data.map(|c| if c == '\\' { '/' } else { c })
+}
+
+/// "Smart" text normalization
+///
+/// This includes
+/// - Line endings
+/// - Path separators
+pub fn normalize_text(data: &str) -> String {
+    normalize_paths_chars(normalize_lines_chars(data.chars())).collect()
+}
diff --git a/crates/snapbox/src/substitutions.rs b/crates/snapbox/src/normalization/substitutions.rs
similarity index 99%
rename from crates/snapbox/src/substitutions.rs
rename to crates/snapbox/src/normalization/substitutions.rs
index 2ff2352a..f2291fe9 100644
--- a/crates/snapbox/src/substitutions.rs
+++ b/crates/snapbox/src/normalization/substitutions.rs
@@ -161,7 +161,7 @@ impl From<&'static str> for SubstitutionValue {
         } else {
             Self {
                 inner: Some(SubstitutionValueInner::String(
-                    crate::utils::normalize_text(inner),
+                    crate::normalization::normalize_text(inner),
                 )),
             }
         }
@@ -175,7 +175,7 @@ impl From<String> for SubstitutionValue {
         } else {
             Self {
                 inner: Some(SubstitutionValueInner::String(
-                    crate::utils::normalize_text(&inner),
+                    crate::normalization::normalize_text(&inner),
                 )),
             }
         }
diff --git a/crates/snapbox/src/utils/mod.rs b/crates/snapbox/src/utils/mod.rs
index d5192419..8212959f 100644
--- a/crates/snapbox/src/utils/mod.rs
+++ b/crates/snapbox/src/utils/mod.rs
@@ -1,30 +1,3 @@
 mod lines;
 
 pub use lines::LinesWithTerminator;
-
-/// Normalize line endings
-pub fn normalize_lines(data: &str) -> String {
-    normalize_lines_chars(data.chars()).collect()
-}
-
-fn normalize_lines_chars(data: impl Iterator<Item = char>) -> impl Iterator<Item = char> {
-    normalize_line_endings::normalized(data)
-}
-
-/// Normalize path separators
-pub fn normalize_paths(data: &str) -> String {
-    normalize_paths_chars(data.chars()).collect()
-}
-
-fn normalize_paths_chars(data: impl Iterator<Item = char>) -> impl Iterator<Item = char> {
-    data.map(|c| if c == '\\' { '/' } else { c })
-}
-
-/// "Smart" text normalization
-///
-/// This includes
-/// - Line endings
-/// - Path separators
-pub fn normalize_text(data: &str) -> String {
-    normalize_paths_chars(normalize_lines_chars(data.chars())).collect()
-}
diff --git a/src/schema.rs b/src/schema.rs
index 35afed44..26211df5 100644
--- a/src/schema.rs
+++ b/src/schema.rs
@@ -68,7 +68,7 @@ impl TryCmd {
             } else if ext == std::ffi::OsStr::new("trycmd") || ext == std::ffi::OsStr::new("md") {
                 let raw = std::fs::read_to_string(path)
                     .map_err(|e| format!("Failed to read {}: {}", path.display(), e))?;
-                let normalized = snapbox::utils::normalize_lines(&raw);
+                let normalized = snapbox::normalization::normalize_lines(&raw);
                 Self::parse_trycmd(&normalized)?
             } else {
                 return Err(format!("Unsupported extension: {}", ext.to_string_lossy()).into());
@@ -159,7 +159,7 @@ impl TryCmd {
 
                     let raw = std::fs::read_to_string(path)
                         .map_err(|e| format!("Failed to read {}: {}", path.display(), e))?;
-                    let mut normalized = snapbox::utils::normalize_lines(&raw);
+                    let mut normalized = snapbox::normalization::normalize_lines(&raw);
 
                     overwrite_trycmd_status(exit, step, &mut line_nums, &mut normalized)?;