diff --git a/pkgs/cpm/default.nix b/pkgs/cpm/default.nix
index 23c89a3..244e450 100644
--- a/pkgs/cpm/default.nix
+++ b/pkgs/cpm/default.nix
@@ -17,7 +17,7 @@ rustPlatform.buildRustPackage {
   nativeBuildInputs = [pkgs.pkg-config];
   buildInputs = [pkgs.openssl];
 
-  cargoSha256 = "sha256-j3FtsrxAvPX2UhMjtLXyWsmLEEn/ZQ6R9nH6PSG844c=";
+  cargoHash = "sha256-j3FtsrxAvPX2UhMjtLXyWsmLEEn/ZQ6R9nH6PSG844c=";
 
   meta = with lib; {
     description = "Chatterino Plugin Manager ";
diff --git a/pkgs/forex/default.nix b/pkgs/forex/default.nix
index 415cf3b..ea11791 100644
--- a/pkgs/forex/default.nix
+++ b/pkgs/forex/default.nix
@@ -18,7 +18,7 @@ rustPlatform.buildRustPackage {
   nativeBuildInputs = [pkgs.pkg-config];
   buildInputs = [pkgs.openssl];
 
-  cargoSha256 = "sha256-COWFG766DVWXbGm8raVSH1nBpsS5HdTat5BHzv7QR4o=";
+  cargoHash = "sha256-COWFG766DVWXbGm8raVSH1nBpsS5HdTat5BHzv7QR4o=";
 
   meta = with lib; {
     description = "a CLI currency converter, written in rust, for practice";
diff --git a/pkgs/passgen/default.nix b/pkgs/passgen/default.nix
index 521aae2..6759689 100644
--- a/pkgs/passgen/default.nix
+++ b/pkgs/passgen/default.nix
@@ -14,7 +14,7 @@ rustPlatform.buildRustPackage {
     sha256 = "sha256-+a1B1Z/N7OsGTVmIBp/JJZYdvTerClHo7y1Bn419dlg=";
   };
 
-  cargoSha256 = "sha256-A8W7Qz+8cy6sPjLBC5a4Brz+cCyGPeNM1f7oZ6pmfe0=";
+  cargoHash = "sha256-A8W7Qz+8cy6sPjLBC5a4Brz+cCyGPeNM1f7oZ6pmfe0=";
 
   meta = with lib; {
     description = "password generator for rust practice";