diff --git a/src/snmp/client.rs b/src/snmp/client.rs
index de46767..f8959b0 100644
--- a/src/snmp/client.rs
+++ b/src/snmp/client.rs
@@ -6,9 +6,17 @@ use zeroize::{Zeroize, Zeroizing};
 
 type SecretString = Zeroizing<String>;
 
+#[cfg(not(test))]
 const SNMP_TIMEOUT_SECS: i64 = 10;
+#[cfg(not(test))]
 const SNMP_RETRIES: i32 = 2;
 
+// Use short timeouts in tests to avoid 90+ second waits on unreachable hosts
+#[cfg(test)]
+const SNMP_TIMEOUT_SECS: i64 = 1;
+#[cfg(test)]
+const SNMP_RETRIES: i32 = 0;
+
 // C structs and functions
 #[repr(C)]
 #[derive(Clone)]