diff --git a/src/config/schema_blanks/sandbox/mod.rs b/src/config/schema_blanks/sandbox/mod.rs
index a6b3590..36305d9 100644
--- a/src/config/schema_blanks/sandbox/mod.rs
+++ b/src/config/schema_blanks/sandbox/mod.rs
@@ -1,5 +1,6 @@
 use serde::{Serialize, Deserialize};
 use serde_json::Value as JsonValue;
+use std::fs::metadata;
 
 mod mounts;
 
@@ -141,15 +142,53 @@ impl Sandbox {
         }
 
         if self.isolate_home {
-            command.push_str(" --tmpfs /home");
-            command.push_str(" --tmpfs /var/home");
+            match metadata("/home") {
+                Ok(meta) => {
+                    if meta.is_dir() {
+                        command.push_str(" --tmpfs /home");
+                    } else {
+                        tracing::info!("/var/home is not a directory.")
+                    }
+                },
+                Err(_) => tracing::info!("/home does not exist.")
+            }
+            match metadata("/var/home") {
+                Ok(meta) => {
+                    if meta.is_dir() {
+                        command.push_str(" --tmpfs /var/home");
+                    } else {
+                        tracing::info!("/var/home is not a directory.")
+                    }
+                },
+                Err(_) => tracing::info!("/var/home does not exist.")
+            }
 
             if let Ok(user) = std::env::var("USER") {
-                command += &format!(" --tmpfs '/var/home/{}'", user.trim());
+                let dir = format!("/var/home/{}", user.trim());
+                match metadata(&dir) {
+                    Ok(meta) => {
+                        if meta.is_dir() {
+                            command += &format!(" --tmpfs '{}'", dir);
+                        } else {
+                            tracing::info!("{} is not a directory.", dir)
+                        }
+                    },
+                    Err(_) => tracing::info!("{} does not exist.", dir)
+                }
             }
 
             if let Ok(home) = std::env::var("HOME") {
-                command += &format!(" --tmpfs '{}'", home.trim());
+                let dir = home.trim();
+                match metadata(dir) {
+                    Ok(meta) => {
+                        if meta.is_dir() {
+                            command += &format!(" --tmpfs '{}'", dir);
+                        } else {
+                            tracing::info!("{} is not a directory.", dir)
+                        }
+                    },
+                    Err(_) => tracing::info!("{} does not exist.", dir)
+                }
             }
         }