diff --git a/src/paths.rs b/src/paths.rs
index a94a225..6479875 100644
--- a/src/paths.rs
+++ b/src/paths.rs
@@ -6,7 +6,11 @@ use std::path::PathBuf;
 lazy_static! {
     /// Base data directory for the application, using XDG standards.
     pub static ref DATA_DIR: PathBuf = {
-        let mut path = dirs::data_dir().unwrap_or_else(|| PathBuf::from("."));
+        let mut path = std::env::var("VIBE_INVEST_DATA_DIR")
+            .map(PathBuf::from)
+            .unwrap_or_else(|_| {
+                dirs::data_dir().unwrap_or_else(|| PathBuf::from("."))
+            });
         path.push("invest-bot");
         std::fs::create_dir_all(&path).expect("Failed to create data directory");
         path