diff --git a/.github/workflows/validate-1m-linux.sh b/.github/workflows/validate-1m-linux.sh
index d48cc115f..12b4f0a02 100755
--- a/.github/workflows/validate-1m-linux.sh
+++ b/.github/workflows/validate-1m-linux.sh
@@ -100,10 +100,10 @@ $NS1 sudo valgrind --demangle=yes --exit-on-first-error=yes \
       --xml=yes \
       --xml-file=$FILENAME_MEMORY_LOG \
       --leak-check=full \
-      ./zerotier-one node1 -p9994 >>node_1.log 2>&1 &
+      ./zerotier-one node1 -U -p9994 >>node_1.log 2>&1 &
 
 # Second instance, not run in memory profiler
-$NS2 sudo ./zerotier-one node2 -p9995 >>node_2.log 2>&1 &
+$NS2 sudo ./zerotier-one node2 -U -p9995 >>node_2.log 2>&1 &
 
 sleep 5