diff --git a/crates/doc/src/lib.rs b/crates/doc/src/lib.rs
index b06ed03f2..e87373dad 100644
--- a/crates/doc/src/lib.rs
+++ b/crates/doc/src/lib.rs
@@ -68,23 +68,7 @@ use std::collections::BTreeMap;
 use std::sync::Arc;
 
 /// `skip_serializing_if` predicates: fields equal to their serde default are not written.
-pub(crate) mod skip {
-    pub fn is_default<T: Default + PartialEq>(v: &T) -> bool {
-        *v == T::default()
-    }
-    pub fn is_true(v: &bool) -> bool {
-        *v
-    }
-    pub fn is_one(v: &f32) -> bool {
-        *v == 1.0
-    }
-    pub fn is_empty_vec<T>(v: &[T]) -> bool {
-        v.is_empty()
-    }
-    pub fn is_empty_map(v: &serde_json::Map<String, serde_json::Value>) -> bool {
-        v.is_empty()
-    }
-}
+pub(crate) mod skip;
 
 pub use appearance::StrokeGradientMode;
 pub use appearance::{
diff --git a/crates/doc/src/skip.rs b/crates/doc/src/skip.rs
new file mode 100644
index 000000000..15f294c00
--- /dev/null
+++ b/crates/doc/src/skip.rs
@@ -0,0 +1,15 @@
+pub fn is_default<T: Default + PartialEq>(v: &T) -> bool {
+    *v == T::default()
+}
+pub fn is_true(v: &bool) -> bool {
+    *v
+}
+pub fn is_one(v: &f32) -> bool {
+    *v == 1.0
+}
+pub fn is_empty_vec<T>(v: &[T]) -> bool {
+    v.is_empty()
+}
+pub fn is_empty_map(v: &serde_json::Map<String, serde_json::Value>) -> bool {
+    v.is_empty()
+}