diff --git a/crates/synd_term/src/application/app_config.rs b/crates/synd_term/src/application/app_config.rs
index 7ccfa531..89cfa897 100644
--- a/crates/synd_term/src/application/app_config.rs
+++ b/crates/synd_term/src/application/app_config.rs
@@ -31,27 +31,4 @@ impl Config {
             ..self
         }
     }
-
-    #[must_use]
-    pub fn with_throbber_timer_interval(self, throbber_timer_interval: Duration) -> Self {
-        Self {
-            throbber_timer_interval,
-            ..self
-        }
-    }
-    #[must_use]
-    pub fn with_entries_per_pagination(self, entries_per_pagination: u16) -> Self {
-        Self {
-            entries_per_pagination: i64::from(entries_per_pagination),
-            ..self
-        }
-    }
-
-    #[must_use]
-    pub fn with_feeds_per_pagination(self, feeds_per_pagination: u16) -> Self {
-        Self {
-            feeds_per_pagination: i64::from(feeds_per_pagination),
-            ..self
-        }
-    }
 }
diff --git a/crates/synd_term/src/application/cache/mod.rs b/crates/synd_term/src/application/cache/mod.rs
index 3a0354c1..fc38b6fe 100644
--- a/crates/synd_term/src/application/cache/mod.rs
+++ b/crates/synd_term/src/application/cache/mod.rs
@@ -23,7 +23,7 @@ impl Cache {
         std::fs::create_dir_all(self.dir.as_path()).map_err(|err| {
             CredentialError::PersistCredential {
                 io_err: err,
-                path: path.clone(),
+                path: self.dir.clone(),
             }
         })?;
 
@@ -64,12 +64,6 @@ impl Cache {
     }
 }
 
-// impl Default for Cache {
-//     fn default() -> Self {
-//         Self::new(config::cache::dir())
-//     }
-// }
-
 #[cfg(test)]
 mod tests {
 
@@ -90,6 +84,16 @@ mod tests {
         assert_eq!(loaded, Unverified::from(cred),);
     }
 
+    #[test]
+    fn filesystem_error() {
+        let cache = Cache::new("/dev/null");
+        assert!(cache
+            .persist_credential(Credential::Github {
+                access_token: "dummy".into(),
+            })
+            .is_err());
+    }
+
     fn temp_dir() -> PathBuf {
         tempfile::TempDir::new().unwrap().into_path()
     }