diff --git a/firmware/Cargo.lock b/firmware/Cargo.lock
index 1006a05..db424fc 100644
--- a/firmware/Cargo.lock
+++ b/firmware/Cargo.lock
@@ -6853,7 +6853,6 @@ checksum = "a0f368519fc6c85fc1afdb769fb5a51123f6158013e143656e25a3485a0d401c"
 [[package]]
 name = "spectre-api-sys"
 version = "0.1.0"
-source = "git+https://github.com/Limeth/spectre-api-sys#9e844eb056c3dfee8286ac21ec40fa689a8b8aa2"
 dependencies = [
  "bindgen",
  "cc",
diff --git a/firmware/Cargo.toml b/firmware/Cargo.toml
index bd1464b..dc9431b 100644
--- a/firmware/Cargo.toml
+++ b/firmware/Cargo.toml
@@ -2,3 +2,6 @@
 resolver = "3"
 members = ["acid-firmware", "password-hash"]
 default-members = []
+
+[workspace.dependencies]
+spectre-api-sys = { git = "https://github.com/Limeth/spectre-api-sys", rev = "9e844eb056c3dfee8286ac21ec40fa689a8b8aa2" }
diff --git a/firmware/acid-firmware/Cargo.toml b/firmware/acid-firmware/Cargo.toml
index 5b68cc0..b79abee 100644
--- a/firmware/acid-firmware/Cargo.toml
+++ b/firmware/acid-firmware/Cargo.toml
@@ -73,7 +73,7 @@ rtt-target = { version = "0.6.2", features = ["log"], optional = true }
 panic-rtt-target = { version = "0.2.0", optional = true }
 enumset = "1.1.10"
 printf-compat = { version = "0.2.1", default-features = false } # Kept older because of the outdated esp toolchain's VaList
-spectre-api-sys = { git = "https://github.com/Limeth/spectre-api-sys" }
+spectre-api-sys = { workspace = true }
 sha2 = { version = "0.10.9", default-features = false }
 password-hash = { path = "../password-hash", default-features = false }
 hmac = "0.12.1"
diff --git a/firmware/password-hash/Cargo.toml b/firmware/password-hash/Cargo.toml
index 1b1863b..274006c 100644
--- a/firmware/password-hash/Cargo.toml
+++ b/firmware/password-hash/Cargo.toml
@@ -21,7 +21,7 @@ cmd = ["std", "dep:scrypt", "dep:itertools", "dep:spectre-api-sys", "dep:byteord
 argon2 = { version = "0.5.3", default-features = false, features = ["alloc"] }
 itertools = { version = "0.14.0", optional = true }
 scrypt = { version = "0.11.0", default-features = false, optional = true }
-spectre-api-sys = { git = "https://github.com/Limeth/spectre-api-sys", optional = true }
+spectre-api-sys = { workspace = true, optional = true }
 byteorder = { version = "1.5.0", optional = true }
 # TODO: Why is this unable to provide the symbols for spectre-api-sys?
 # libsodium-sys-stable = { version = "1.23.2", optional = true }