diff --git a/Cargo.toml b/Cargo.toml
index 3687afa..aee8936 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ thiserror = "1.0"
 members = ["ffv1-decoder", "benchmarks/rust-ffv1"]
 
 [dev-dependencies]
-av-data = "^0.3"
+av-data = "^0.4"
 av-format = "^0.3"
 byteorder = "1.3.4"
 matroska = { version = "0.1.0", git = "https://github.com/rust-av/matroska" }
diff --git a/benchmarks/rust-ffv1/Cargo.toml b/benchmarks/rust-ffv1/Cargo.toml
index 656b5d3..b5e8411 100644
--- a/benchmarks/rust-ffv1/Cargo.toml
+++ b/benchmarks/rust-ffv1/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 av-codec = "^0.2"
-av-data = "^0.3"
+av-data = "^0.4"
 av-format = "^0.3"
 ffv1 = { path = "../../" }
 matroska = { version = "0.1.0", git = "https://github.com/rust-av/matroska" }
diff --git a/ffv1-decoder/Cargo.toml b/ffv1-decoder/Cargo.toml
index 746e7f2..485c270 100644
--- a/ffv1-decoder/Cargo.toml
+++ b/ffv1-decoder/Cargo.toml
@@ -10,7 +10,7 @@ path = "src/ffv1_decoder.rs"
 
 [dependencies]
 av-codec = "^0.2"
-av-data = "^0.3"
+av-data = "^0.4"
 av-format = "^0.3"
 byteorder = "1.3.4"
 clap = "^3"