diff --git a/.config/nextest.toml b/.config/nextest.toml
index 202b52aa..5d2bdd6d 100644
--- a/.config/nextest.toml
+++ b/.config/nextest.toml
@@ -1,5 +1,5 @@
 [profile.default]
 test-threads = 1
 fail-fast = false
-slow-timeout = { period = "5s", terminate-after = 1 }
-retries = { backoff = "fixed", count = 3, delay = "2s" }
+slow-timeout = { period = "10s", terminate-after = 1 }
+retries = { backoff = "fixed", count = 3, delay = "1s" }
diff --git a/src/tests/processing.rs b/src/tests/processing.rs
index 0dea7f37..69b016e4 100644
--- a/src/tests/processing.rs
+++ b/src/tests/processing.rs
@@ -89,12 +89,14 @@ fn buffer_size_is_called_before_process() {
         |state, _, _| {
             assert_eq!(*state, "initializing");
             *state = "processing";
+            // Give the processing thread some time to run, in case it wants to.
+            std::thread::sleep(std::time::Duration::from_secs(3));
             crate::Control::Continue
         },
     );
     let ac = client.activate_async((), process_handler).unwrap();
     assert!(recv
-        .recv_timeout(std::time::Duration::from_secs(1))
+        .recv_timeout(std::time::Duration::from_secs(5))
         .unwrap());
     assert_eq!(ac.deactivate().unwrap().2.state, "processing");
 }