diff --git a/pop-api/examples/nfts/Cargo.toml b/pop-api/examples/nfts/Cargo.toml
index 7ca13608..49c49f64 100755
--- a/pop-api/examples/nfts/Cargo.toml
+++ b/pop-api/examples/nfts/Cargo.toml
@@ -10,9 +10,6 @@ pop-api = { path = "../../../pop-api", default-features = false }
 scale = { package = "parity-scale-codec", version = "3", default-features = false, features = ["derive"] }
 scale-info = { version = "2.6", default-features = false, features = ["derive"], optional = true }
 
-[dev-dependencies]
-ink_e2e = "4.3.0"
-
 [lib]
 path = "lib.rs"
 
diff --git a/pop-api/examples/place-spot-order/Cargo.toml b/pop-api/examples/place-spot-order/Cargo.toml
index 15299a54..a596805d 100755
--- a/pop-api/examples/place-spot-order/Cargo.toml
+++ b/pop-api/examples/place-spot-order/Cargo.toml
@@ -5,14 +5,11 @@ authors = ["[your_name] <[your_email]>"]
 edition = "2021"
 
 [dependencies]
-ink = { version = "4.3.0", default-features = false }
+ink = { version = "5.0.0-rc.3", default-features = false }
 pop-api = { path = "../../../pop-api", default-features = false }
 scale = { package = "parity-scale-codec", version = "3", default-features = false, features = ["derive"] }
 scale-info = { version = "2.6", default-features = false, features = ["derive"], optional = true }
 
-[dev-dependencies]
-ink_e2e = "4.3.0"
-
 [lib]
 path = "lib.rs"
 
diff --git a/pop-api/examples/read-runtime-state/Cargo.toml b/pop-api/examples/read-runtime-state/Cargo.toml
index fcac5e73..e1c898a3 100755
--- a/pop-api/examples/read-runtime-state/Cargo.toml
+++ b/pop-api/examples/read-runtime-state/Cargo.toml
@@ -10,9 +10,6 @@ pop-api = { path = "../../../pop-api", default-features = false }
 scale = { package = "parity-scale-codec", version = "3", default-features = false, features = ["derive"] }
 scale-info = { version = "2.6", default-features = false, features = ["derive"], optional = true }
 
-[dev-dependencies]
-ink_e2e = "4.3.0"
-
 [lib]
 path = "lib.rs"