diff --git a/Cargo.lock b/Cargo.lock
index 0f076208..01ee9002 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -245,12 +245,6 @@ dependencies = [
  "powerfmt",
 ]
 
-[[package]]
-name = "diff"
-version = "0.1.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56254986775e3233ffa9c4d7d3faaf6d36a2c09d30b20687e9f88bc8bafc16c8"
-
 [[package]]
 name = "dyn-clone"
 version = "1.0.17"
@@ -636,16 +630,6 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
 
-[[package]]
-name = "pretty_assertions"
-version = "1.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af7cee1a6c8a5b9208b3cb1061f10c0cb689087b3d8ce85fb9d2dd7a29b6ba66"
-dependencies = [
- "diff",
- "yansi",
-]
-
 [[package]]
 name = "proc-macro-error"
 version = "1.0.4"
@@ -782,7 +766,6 @@ dependencies = [
  "garde",
  "indexmap",
  "jsonschema",
- "pretty_assertions",
  "ref-cast",
  "regex",
  "rust_decimal",
@@ -804,7 +787,6 @@ dependencies = [
 name = "schemars_derive"
 version = "1.0.0-alpha.15"
 dependencies = [
- "pretty_assertions",
  "proc-macro2",
  "quote",
  "serde_derive_internals",
@@ -1335,12 +1317,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "yansi"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09041cd90cf85f7f8b2df60c646f853b7f535ce68f85244eb6731cf89fa498ec"
-
 [[package]]
 name = "zerocopy"
 version = "0.7.35"
diff --git a/schemars/Cargo.toml b/schemars/Cargo.toml
index 384f3eae..eefcae09 100644
--- a/schemars/Cargo.toml
+++ b/schemars/Cargo.toml
@@ -34,7 +34,6 @@ url2 = { version = "2.0", default-features = false, optional = true, package = "
 uuid1 = { version = "1.0", default-features = false, optional = true, package = "uuid" }
 
 [dev-dependencies]
-pretty_assertions = "1.2.1"
 trybuild = "1.0"
 serde = { version = "1.0", features = ["derive"] }
 jsonschema = { version = "0.19.0", default-features = false }
diff --git a/schemars/src/json_schema_impls/atomic.rs b/schemars/src/json_schema_impls/atomic.rs
index e871e761..bb6615a0 100644
--- a/schemars/src/json_schema_impls/atomic.rs
+++ b/schemars/src/json_schema_impls/atomic.rs
@@ -37,7 +37,6 @@ forward_impl!(AtomicUsize => usize);
 mod tests {
     use super::*;
     use crate::schema_for;
-    use pretty_assertions::assert_eq;
 
     #[test]
     fn schema_for_atomics() {
diff --git a/schemars_derive/Cargo.toml b/schemars_derive/Cargo.toml
index f6c2ae73..eb4527d0 100644
--- a/schemars_derive/Cargo.toml
+++ b/schemars_derive/Cargo.toml
@@ -21,5 +21,3 @@ quote = "1.0"
 syn = { version = "2.0", features = ["extra-traits"] }
 serde_derive_internals = "0.29"
 
-[dev-dependencies]
-pretty_assertions = "1.2.1"
diff --git a/schemars_derive/src/attr/schemars_to_serde.rs b/schemars_derive/src/attr/schemars_to_serde.rs
index 4a09cc23..564bbd95 100644
--- a/schemars_derive/src/attr/schemars_to_serde.rs
+++ b/schemars_derive/src/attr/schemars_to_serde.rs
@@ -129,7 +129,6 @@ fn get_meta_ident(meta: &Meta) -> Option<String> {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use pretty_assertions::assert_eq;
     use syn::DeriveInput;
 
     #[test]