diff --git a/src/cli/subcommand/plan.rs b/src/cli/subcommand/plan.rs
index 5a51944..a1d4877 100644
--- a/src/cli/subcommand/plan.rs
+++ b/src/cli/subcommand/plan.rs
@@ -44,7 +44,7 @@ impl CommandExecute for Plan {
         };
 
         let json = serde_json::to_string_pretty(&install_plan)?;
-        tokio::fs::write(output, json)
+        tokio::fs::write(output, format!("{json}\n"))
             .await
             .wrap_err("Writing plan")?;
 
diff --git a/src/plan.rs b/src/plan.rs
index ca5ed3b..d144835 100644
--- a/src/plan.rs
+++ b/src/plan.rs
@@ -331,7 +331,7 @@ async fn write_receipt(plan: InstallPlan) -> Result<(), NixInstallerError> {
     let install_receipt_path = PathBuf::from(RECEIPT_LOCATION);
     let self_json =
         serde_json::to_string_pretty(&plan).map_err(NixInstallerError::SerializingReceipt)?;
-    tokio::fs::write(&install_receipt_path, self_json)
+    tokio::fs::write(&install_receipt_path, format!("{self_json}\n"))
         .await
         .map_err(|e| NixInstallerError::RecordingReceipt(install_receipt_path, e))?;
     Result::<(), NixInstallerError>::Ok(())
diff --git a/tests/fixtures/linux/linux.json b/tests/fixtures/linux/linux.json
index f136bb3..dcc5a7c 100644
--- a/tests/fixtures/linux/linux.json
+++ b/tests/fixtures/linux/linux.json
@@ -915,4 +915,4 @@
       "start_daemon": true
     }
   }
-}
\ No newline at end of file
+}
diff --git a/tests/fixtures/linux/steam-deck.json b/tests/fixtures/linux/steam-deck.json
index 862f1f8..9805009 100644
--- a/tests/fixtures/linux/steam-deck.json
+++ b/tests/fixtures/linux/steam-deck.json
@@ -937,4 +937,4 @@
       "start_daemon": true
     }
   }
-}
\ No newline at end of file
+}
diff --git a/tests/fixtures/macos/macos.json b/tests/fixtures/macos/macos.json
index f6ea546..5200f39 100644
--- a/tests/fixtures/macos/macos.json
+++ b/tests/fixtures/macos/macos.json
@@ -969,4 +969,4 @@
     "volume_label": "Nix Store",
     "root_disk": "disk3"
   }
-}
\ No newline at end of file
+}