diff --git a/nym-client/src/config/mod.rs b/nym-client/src/config/mod.rs
index 5ae2bd1e96..61ecf79093 100644
--- a/nym-client/src/config/mod.rs
+++ b/nym-client/src/config/mod.rs
@@ -7,12 +7,12 @@ use std::path::PathBuf;
 pub mod persistance;
 mod template;
 
-// all of the below are defined in seconds
-const DEFAULT_LOOP_COVER_SENDING_AVERAGE_DELAY: f64 = 1.0;
-const DEFAULT_MESSAGE_SENDING_AVERAGE_DELAY: f64 = 0.5;
-const DEFAULT_AVERAGE_PACKET_DELAY: f64 = 0.2;
-const DEFAULT_FETCH_MESSAGES_DELAY: f64 = 1.0;
-const DEFAULT_TOPOLOGY_REFRESH_RATE: f64 = 10.0;
+// all of the below are defined in milliseconds
+const DEFAULT_LOOP_COVER_STREAM_AVERAGE_DELAY: u64 = 1000;
+const DEFAULT_MESSAGE_STREAM_AVERAGE_DELAY: u64 = 500;
+const DEFAULT_AVERAGE_PACKET_DELAY: u64 = 200;
+const DEFAULT_FETCH_MESSAGES_DELAY: u64 = 1000;
+const DEFAULT_TOPOLOGY_REFRESH_RATE: u64 = 10_000;
 
 #[derive(Debug, Default, Deserialize, PartialEq, Serialize)]
 #[serde(deny_unknown_fields)]
@@ -175,27 +175,27 @@ pub struct Debug {
     /// sent packet is going to be delayed at any given mix node.
     /// So for a packet going through three mix nodes, on average, it will take three times this value
     /// until the packet reaches its destination.
-    /// The provided value is interpreted as seconds.
-    average_packet_delay: f64,
+    /// The provided value is interpreted as milliseconds.
+    average_packet_delay: u64,
 
     /// The parameter of Poisson distribution determining how long, on average,
     /// it is going to take for another loop cover traffic message to be sent.
     /// If set to a negative value, the loop cover traffic stream will be disabled.
-    /// The provided value is interpreted as seconds.
-    loop_cover_traffic_average_delay: f64,
+    /// The provided value is interpreted as milliseconds.
+    loop_cover_traffic_average_delay: u64,
 
     /// The uniform delay every which clients are querying the providers for received packets.
     /// If set to a negative value, client will never try to fetch their messages.
-    /// The provided value is interpreted as seconds.
-    fetch_message_delay: f64,
+    /// The provided value is interpreted as milliseconds.
+    fetch_message_delay: u64,
 
     /// The parameter of Poisson distribution determining how long, on average,
     /// it is going to take another 'real traffic stream' message to be sent.
     /// If no real packets are available and cover traffic is enabled,
     /// a loop cover message is sent instead in order to preserve the rate.
     /// If set to a negative value, client will never try to send real traffic data.
-    /// The provided value is interpreted as seconds.
-    message_sending_average_delay: f64,
+    /// The provided value is interpreted as milliseconds.
+    message_sending_average_delay: u64,
 
     /// Whether loop cover messages should be sent to respect message_sending_rate.
     /// In the case of it being disabled and not having enough real traffic
@@ -207,17 +207,17 @@ pub struct Debug {
     /// to try to obtain a compatible network topology to send sphinx packets through.
     /// If set to a negative value, client will never try to refresh its topology,
     /// meaning it will always try to use whatever it obtained on startup.
-    /// The provided value is interpreted as seconds.
-    topology_refresh_rate: f64,
+    /// The provided value is interpreted as milliseconds.
+    topology_refresh_rate: u64,
 }
 
 impl Default for Debug {
     fn default() -> Self {
         Debug {
             average_packet_delay: DEFAULT_AVERAGE_PACKET_DELAY,
-            loop_cover_traffic_average_delay: DEFAULT_LOOP_COVER_SENDING_AVERAGE_DELAY,
+            loop_cover_traffic_average_delay: DEFAULT_LOOP_COVER_STREAM_AVERAGE_DELAY,
             fetch_message_delay: DEFAULT_FETCH_MESSAGES_DELAY,
-            message_sending_average_delay: DEFAULT_MESSAGE_SENDING_AVERAGE_DELAY,
+            message_sending_average_delay: DEFAULT_MESSAGE_STREAM_AVERAGE_DELAY,
             rate_compliant_cover_messages_disabled: false,
             topology_refresh_rate: DEFAULT_TOPOLOGY_REFRESH_RATE,
         }