diff --git a/Cargo-minimal.lock b/Cargo-minimal.lock
index 907e9d85..9eb59aa3 100644
--- a/Cargo-minimal.lock
+++ b/Cargo-minimal.lock
@@ -32,7 +32,7 @@ dependencies = [
 
 [[package]]
 name = "bitcoin"
-version = "0.30.0"
+version = "0.31.0-rc1"
 dependencies = [
  "base64",
  "bech32",
diff --git a/Cargo-recent.lock b/Cargo-recent.lock
index 5c54b47a..78136d8d 100644
--- a/Cargo-recent.lock
+++ b/Cargo-recent.lock
@@ -31,7 +31,7 @@ dependencies = [
 
 [[package]]
 name = "bitcoin"
-version = "0.30.0"
+version = "0.31.0-rc1"
 dependencies = [
  "base64",
  "bech32",
diff --git a/bitcoin/Cargo.toml b/bitcoin/Cargo.toml
index 1317b6d6..04363846 100644
--- a/bitcoin/Cargo.toml
+++ b/bitcoin/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "bitcoin"
-version = "0.30.0"
+version = "0.31.0-rc1"
 authors = ["Andrew Poelstra <apoelstra@wpsoftware.net>"]
 license = "CC0-1.0"
 repository = "https://github.com/rust-bitcoin/rust-bitcoin/"
diff --git a/contrib/test.sh b/contrib/test.sh
index 1b93d38a..b8815a23 100755
--- a/contrib/test.sh
+++ b/contrib/test.sh
@@ -22,8 +22,6 @@ if cargo --version | grep ${MSRV}; then
     # byteorder 1.5.0 uses edition 2021
     cargo update -p byteorder --precise 1.4.3
 
-    cargo update -p bitcoin:0.30.1 --precise 0.30.0
-
     # Build MSRV with pinned versions.
     cargo check --all-features --all-targets
 fi
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index ac006ce9..a4ca54f6 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -10,7 +10,7 @@ cargo-fuzz = true
 
 [dependencies]
 honggfuzz = { version = "0.5.55", default-features = false }
-bitcoin = { version = "0.30.0", features = [ "serde" ] }
+bitcoin = { version = "0.31.0-rc1", features = [ "serde" ] }
 
 serde = { version = "1.0.103", features = [ "derive" ] }
 serde_json = "1.0"
diff --git a/fuzz/generate-files.sh b/fuzz/generate-files.sh
index df774bbc..e183399c 100755
--- a/fuzz/generate-files.sh
+++ b/fuzz/generate-files.sh
@@ -21,7 +21,7 @@ cargo-fuzz = true
 
 [dependencies]
 honggfuzz = { version = "0.5.55", default-features = false }
-bitcoin = { version = "0.30.0", features = [ "serde" ] }
+bitcoin = { version = "0.31.0-rc1", features = [ "serde" ] }
 
 serde = { version = "1.0.103", features = [ "derive" ] }
 serde_json = "1.0"