diff --git a/Cargo.lock b/Cargo.lock
index 9dd57ef..c0f00d5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -412,6 +412,12 @@ dependencies = [
  "syn 2.0.87",
 ]
 
+[[package]]
+name = "diff"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56254986775e3233ffa9c4d7d3faaf6d36a2c09d30b20687e9f88bc8bafc16c8"
+
 [[package]]
 name = "digest"
 version = "0.10.7"
@@ -887,6 +893,16 @@ dependencies = [
  "plotters-backend",
 ]
 
+[[package]]
+name = "pretty_assertions"
+version = "1.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ae130e2f271fbc2ac3a40fb1d07180839cdbbe443c7a27e1e3c13c5cac0116d"
+dependencies = [
+ "diff",
+ "yansi",
+]
+
 [[package]]
 name = "proc-macro-crate"
 version = "3.2.0"
@@ -1179,6 +1195,7 @@ dependencies = [
  "async-graphql-value",
  "indexmap",
  "nom",
+ "pretty_assertions",
  "serde_json",
  "serde_json_borrow",
 ]
@@ -1447,3 +1464,9 @@ checksum = "36c1fec1a2bb5866f07c25f68c26e565c4c200aebb96d7e55710c19d3e8ac49b"
 dependencies = [
  "memchr",
 ]
+
+[[package]]
+name = "yansi"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfe53a6657fd280eaa890a3bc59152892ffa3e30101319d168b781ed6529b049"
diff --git a/tailcall-jq/Cargo.toml b/tailcall-jq/Cargo.toml
index 698f0f2..9c238aa 100644
--- a/tailcall-jq/Cargo.toml
+++ b/tailcall-jq/Cargo.toml
@@ -11,3 +11,6 @@ indexmap = { workspace = true }
 serde_json_borrow = { workspace = true }
 nom = { workspace = true }
 anyhow = { workspace = true }
+
+[dev-dependencies]
+pretty_assertions = "1.4.1"
diff --git a/tailcall-jq/src/jsonlike/json_like.rs b/tailcall-jq/src/jsonlike/json_like.rs
index b5d48e4..ebccd30 100644
--- a/tailcall-jq/src/jsonlike/json_like.rs
+++ b/tailcall-jq/src/jsonlike/json_like.rs
@@ -44,6 +44,7 @@ pub trait JsonObjectLike<'obj>: Sized {
 #[cfg(test)]
 mod tests {
     use crate::jsonlike::group_by_key;
+    use pretty_assertions::assert_eq;
     use serde_json::json;
 
     use super::super::gather_path_matches;
diff --git a/tailcall-jq/src/mustache/parse.rs b/tailcall-jq/src/mustache/parse.rs
index b699809..9031572 100644
--- a/tailcall-jq/src/mustache/parse.rs
+++ b/tailcall-jq/src/mustache/parse.rs
@@ -85,6 +85,8 @@ fn parse_mustache(input: &str) -> IResult<&str, Mustache> {
 
 #[cfg(test)]
 mod tests {
+    use pretty_assertions::assert_eq;
+
     use crate::mustache::mustache::{Mustache, Segment};
 
     #[test]