diff --git a/juniper_codegen/Cargo.toml b/juniper_codegen/Cargo.toml
index eebd589b0..5b3f9ac2e 100644
--- a/juniper_codegen/Cargo.toml
+++ b/juniper_codegen/Cargo.toml
@@ -28,7 +28,7 @@ syn = { version = "2.0", features = ["extra-traits", "full", "visit", "visit-mut
 url = "2.0"
 
 [dev-dependencies]
-derive_more = "0.99.8"
+derive_more = "1.0.0"
 futures = "0.3.22"
 juniper = { path = "../juniper" }
 serde = "1.0.122"
diff --git a/tests/integration/Cargo.toml b/tests/integration/Cargo.toml
index 26139c5d7..15a9d5672 100644
--- a/tests/integration/Cargo.toml
+++ b/tests/integration/Cargo.toml
@@ -7,7 +7,7 @@ publish = false
 [dev-dependencies]
 async-trait = "0.1.39"
 chrono = { version = "0.4", default-features = false }
-derive_more = "0.99"
+derive_more = "1.0"
 fnv = "1.0"
 futures = "0.3"
 itertools = "0.13"