diff --git a/src/main/scala/li/cil/oc/server/machine/Machine.scala b/src/main/scala/li/cil/oc/server/machine/Machine.scala
index 3bc3c81bb..62ea1e770 100644
--- a/src/main/scala/li/cil/oc/server/machine/Machine.scala
+++ b/src/main/scala/li/cil/oc/server/machine/Machine.scala
@@ -280,7 +280,7 @@ class Machine(val host: MachineHost) extends prefab.ManagedEnvironment with mach
 
   override def consumeCallBudget(callCost: Double): Unit = {
     if (architecture.isInitialized && !inSynchronizedCall) {
-      val clampedCost = math.max(0.0, callCost)
+      val clampedCost = math.max(0.001, callCost)
       if (clampedCost > callBudget) {
         throw new LimitReachedException()
       }