diff --git a/src/main/java/hudson/plugins/slave_squatter/LoadPredictorImpl.java b/src/main/java/hudson/plugins/slave_squatter/LoadPredictorImpl.java
index 68c9c7a..81c6acc 100644
--- a/src/main/java/hudson/plugins/slave_squatter/LoadPredictorImpl.java
+++ b/src/main/java/hudson/plugins/slave_squatter/LoadPredictorImpl.java
@@ -48,8 +48,17 @@ public class LoadPredictorImpl extends LoadPredictor {
         NodePropertyImpl p = n.getNodeProperties().get(NodePropertyImpl.class);
         if (p==null)    return Collections.emptyList();
 
+        // Do not count currently-running reservations (they are already
+        // consuming executors, counting them here will result in
+        // them being double-counted)
+        List<FutureLoad> r;
+        long now = System.currentTimeMillis();
+        if (start > now)
+            r = new ArrayList<FutureLoad>();
+        else
+            r = p.activeReservations(computer, start);
+
         int cnt=0; // a safety bent to avoid taking too much time
-        List<FutureLoad> r = new ArrayList<FutureLoad>();
         for (long t=start; t<end && cnt<256; cnt++) {
             int sz = p.sizeOfReservation(computer,t);
             long t2 = p.timeOfNextChange(computer,t+1);
diff --git a/src/main/java/hudson/plugins/slave_squatter/NodePropertyImpl.java b/src/main/java/hudson/plugins/slave_squatter/NodePropertyImpl.java
index b7c6d97..b2e3214 100644
--- a/src/main/java/hudson/plugins/slave_squatter/NodePropertyImpl.java
+++ b/src/main/java/hudson/plugins/slave_squatter/NodePropertyImpl.java
@@ -27,12 +27,14 @@ import hudson.Extension;
 import hudson.model.Computer;
 import hudson.model.Node;
 import hudson.model.Saveable;
+import hudson.model.queue.FutureLoad;
 import hudson.slaves.NodeProperty;
 import hudson.slaves.NodePropertyDescriptor;
 import hudson.util.DescribableList;
 import org.kohsuke.stapler.DataBoundConstructor;
 
 import java.io.IOException;
+import java.util.ArrayList;
 import java.util.List;
 
 import static hudson.Util.*;
@@ -69,6 +71,16 @@ public class NodePropertyImpl extends NodeProperty<Node> {
         return t;
     }
 
+    public List<FutureLoad> activeReservations(Computer c, long now) {
+        List<FutureLoad> l = new ArrayList<FutureLoad>();
+        for (SlaveSquatter s : squatters) {
+            int r = s.sizeOfReservation(c, now);
+            if ( r > 0 )
+                l.add(new FutureLoad(now, timeOfNextChange(c, now)-now, -1*r));
+        }
+        return l;
+    }
+
     @Extension
     public static class DescriptorImpl extends NodePropertyDescriptor {
         @Override