diff --git a/sqllogictest/src/runner.rs b/sqllogictest/src/runner.rs
index 67252ec..b327b7c 100644
--- a/sqllogictest/src/runner.rs
+++ b/sqllogictest/src/runner.rs
@@ -1023,11 +1023,9 @@ impl<D: AsyncDB, M: MakeConnection<Conn = D>> Runner<D, M> {
             // for every slt file, we create a database against table conflict
             let file = file.unwrap();
             let db_name = file
-                .file_name()
-                .expect("not a valid filename")
                 .to_str()
-                .expect("not a UTF-8 filename");
-            let db_name = db_name.replace([' ', '.', '-'], "_");
+                .ok_or_else(|| anyhow!("not a UTF-8 filename"))?;
+            let db_name = db_name.replace([' ', '.', '-', '/'], "_");
 
             self.conn
                 .run_default(&format!("CREATE DATABASE {db_name};"))