diff --git a/dhcp-service/spec/lease_spec.rb b/dhcp-service/spec/lease_spec.rb
index 5efb912..51c0093 100644
--- a/dhcp-service/spec/lease_spec.rb
+++ b/dhcp-service/spec/lease_spec.rb
@@ -29,7 +29,7 @@ def wait_for_packet_capture(process, packets, delay = 5)
 
   context "when ordinary dhcp clients send DHCP requests" do
     it "provides 10 leases to 10 clients, leases persist in the DB and provides DHCP options from global options" do
-      pid = Process.fork { exec "tshark -iany -f 'ip src 172.1.0.10 and udp port 67' -w ./dhcp_offer_packet.pcap -q -a packets:1" }
+      pid = Process.fork { exec "tshark -iany -f 'ip src 172.1.0.10 and udp port 67' -w ./dhcp_offer_packet.pcap -q -a packets:10" }
       sleep 5 # Ensure the process is ready
       
       `perfdhcp -r 2 \
@@ -41,7 +41,7 @@ def wait_for_packet_capture(process, packets, delay = 5)
         172.1.0.10`
       
       wait_for_leases(10)
-      wait_for_packet_capture(pid, 10)
+      wait_for_packet_capture(pid, 1)
       expect(dhcp_offer_packet_content).to include(File.read("./spec/fixtures/expected_lease_options_ordinary.txt"))
       expect(dhcp_offer_packet_content).not_to include("Option: (234) Private")
     end
@@ -49,7 +49,7 @@ def wait_for_packet_capture(process, packets, delay = 5)
 
   context "when Windows 10 devices with client class value of 'W10TEST' send DHCP requests" do
     it "provides a lease with DHCP options from global options but overrides dns-name option from client class options" do
-      pid = Process.fork { exec "tshark -iany -f 'ip src 172.1.0.10 and udp port 67' -w ./dhcp_offer_packet.pcap -q -a packets:1" }
+      pid = Process.fork { exec "tshark -iany -f 'ip src 172.1.0.10 and udp port 67' -w ./dhcp_offer_packet.pcap -q -a packets:3" }
       sleep 5 # Ensure the process is ready
       
      `perfdhcp -r 2 \
@@ -63,14 +63,14 @@ def wait_for_packet_capture(process, packets, delay = 5)
         172.1.0.10`
       
       wait_for_leases(3)
-      wait_for_packet_capture(pid, 3)
+      wait_for_packet_capture(pid, 1)
       expect(dhcp_offer_packet_content).to include(File.read("./spec/fixtures/expected_lease_options_client_class.txt"))
     end
   end
 
   context "when Windows 10 devices with delivery optimisation enabled send DHCP requests" do
     it "provides a lease with DHCP options from global options as well as an additional option: private option 234" do
-      pid = Process.fork { exec "tshark -iany -f 'ip src 172.1.0.10 and udp port 67' -w ./dhcp_offer_packet.pcap -q -a packets:1" }
+      pid = Process.fork { exec "tshark -iany -f 'ip src 172.1.0.10 and udp port 67' -w ./dhcp_offer_packet.pcap -q -a packets:3" }
       sleep 5 # Ensure the process is ready
       
     `perfdhcp -r 2 \
@@ -84,7 +84,7 @@ def wait_for_packet_capture(process, packets, delay = 5)
         172.1.0.10`
       
       wait_for_leases(3)
-      wait_for_packet_capture(pid, 3)
+      wait_for_packet_capture(pid, 1)
       expect(dhcp_offer_packet_content).to include(File.read("./spec/fixtures/expected_lease_options_delivery_optimised.txt"))
     end
   end