diff --git a/defaults.toml b/defaults.toml
index f90a603..3938649 100644
--- a/defaults.toml
+++ b/defaults.toml
@@ -4,7 +4,6 @@ read_only = false
 max_file_count = 1
 
 [client]
-pool_size = 100
 timeout = 30
 
 [tracing.logging]
@@ -21,9 +20,6 @@ targets = "info"
 [metrics]
 
 [old_repo]
-path = "/mnt/sled-repo"
-cache_capacity = 67108864
-export_path = "/mnt/exports"
 
 [media]
 external_validation_timeout = 30
diff --git a/pict-rs.toml b/pict-rs.toml
index 90ec4ce..b8ea222 100644
--- a/pict-rs.toml
+++ b/pict-rs.toml
@@ -19,13 +19,6 @@ max_file_count = 1
 
 ## Client configuration
 [client]
-## Optional: connection pool size for internal http client
-# environment variable: PICTRS__CLIENT__POOL_SIZE
-# default: 100
-#
-# Sets the maximum number of allowed idle connections per-host.
-pool_size = 100
-
 ## Optional: time (in seconds) the client will wait for a response before giving up
 # environment variable: PICTRS__CLIENT__TIMEOUT
 # default: 30
@@ -135,11 +128,6 @@ prometheus_address = "0.0.0.0:9000"
 # default: /mnt/sled-repo
 path = '/mnt/sled-repo'
 
-## Optional: in-memory cache capacity for sled data (in bytes)
-# environment variable: PICTRS__OLD_REPO__CACHE_CAPACITY
-# default: 67,108,864 (1024 * 1024 * 64, or 64MB)
-cache_capacity = 67108864
-
 
 ## Media Processing Configuration
 [media]
diff --git a/src/config/file.rs b/src/config/file.rs
index 846b5cf..7944970 100644
--- a/src/config/file.rs
+++ b/src/config/file.rs
@@ -18,6 +18,7 @@ pub(crate) struct ConfigFile {
     #[serde(default)]
     pub(crate) metrics: Metrics,
 
+    #[serde(default)]
     old_repo: OldRepo,
 
     pub(crate) media: Media,
@@ -424,7 +425,7 @@ impl Media {
     }
 }
 
-#[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
+#[derive(Clone, Debug, Default, serde::Deserialize, serde::Serialize)]
 #[serde(rename_all = "snake_case")]
 pub(crate) struct OldRepo {
     pub(crate) path: Option<PathBuf>,