diff --git a/src/main/java/Simulator.java b/src/main/java/Simulator.java
index f804234..02f07fc 100644
--- a/src/main/java/Simulator.java
+++ b/src/main/java/Simulator.java
@@ -236,6 +236,7 @@ public class Simulator implements GraphModificationFunctions {
         }
 
         //Metadata comments for CSV file
+        String algoType = "LEDA book with heap: " + heapType;
         int min = Math.min(alphaCount, betaCount);
         //rate of attempted matching
         double attemptRate = (double) (trueCount + falseCount) / min;
@@ -266,6 +267,7 @@ public class Simulator implements GraphModificationFunctions {
         Map<String, String> metadata = new LinkedHashMap<>();
         metadata.put("sample plate filename", data.getSourceFilename());
         metadata.put("graph filename", dataFilename);
+        metadata.put("algorithm type", algoType);
         metadata.put("well populations", wellPopulationsString);
         metadata.put("total alphas found", alphaCount.toString());
         metadata.put("total betas found", betaCount.toString());