diff --git a/pkgs/by-name/sw/switch-to-configuration-ng/package.nix b/pkgs/by-name/sw/switch-to-configuration-ng/package.nix
index 50694aa1dd94c..2bc473b2f093a 100644
--- a/pkgs/by-name/sw/switch-to-configuration-ng/package.nix
+++ b/pkgs/by-name/sw/switch-to-configuration-ng/package.nix
@@ -12,7 +12,10 @@ rustPlatform.buildRustPackage {
 
   src = ./src;
 
-  cargoLock.lockFile = ./src/Cargo.lock;
+  cargoLock = {
+    lockFile = ./src/Cargo.lock;
+    outputHashes."rust-ini-0.21.1" = "sha256-0nSBhme/g+mVsYdiq0Ash0ek9WEdvbf/b9FRxA7sauk=";
+  };
 
   nativeBuildInputs = [ pkg-config ];
   buildInputs = [ dbus ];
diff --git a/pkgs/by-name/sw/switch-to-configuration-ng/src/Cargo.lock b/pkgs/by-name/sw/switch-to-configuration-ng/src/Cargo.lock
index 9b70ccfe23b3f..56913a9158c34 100644
--- a/pkgs/by-name/sw/switch-to-configuration-ng/src/Cargo.lock
+++ b/pkgs/by-name/sw/switch-to-configuration-ng/src/Cargo.lock
@@ -337,9 +337,8 @@ checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
 
 [[package]]
 name = "rust-ini"
-version = "0.21.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0d625ed57d8f49af6cfa514c42e1a71fadcff60eb0b1c517ff82fe41aa025b41"
+version = "0.21.1"
+source = "git+https://github.com/zonyitoo/rust-ini?rev=5748ae57a178216a920b88dfac1296618e967447#5748ae57a178216a920b88dfac1296618e967447"
 dependencies = [
  "cfg-if",
  "ordered-multimap",
diff --git a/pkgs/by-name/sw/switch-to-configuration-ng/src/Cargo.toml b/pkgs/by-name/sw/switch-to-configuration-ng/src/Cargo.toml
index 51d805dcd959d..37ca687b3f1b3 100644
--- a/pkgs/by-name/sw/switch-to-configuration-ng/src/Cargo.toml
+++ b/pkgs/by-name/sw/switch-to-configuration-ng/src/Cargo.toml
@@ -12,7 +12,9 @@ glob = "0.3.1"
 log = "0.4.21"
 nix = { version = "0.28.0", features = ["fs", "signal"] }
 regex = "1.10.4"
-rust-ini = "0.21.0"
+rust-ini = { git = "https://github.com/zonyitoo/rust-ini", rev = "5748ae57a178216a920b88dfac1296618e967447", features = [
+  "inline-comment",
+] }
 syslog = "6.1.1"
 
 [build-dependencies]