diff --git a/src/main/java/com/jpetrak/gate/stringannotation/extendedgazetteer/GazetteerBase.java b/src/main/java/com/jpetrak/gate/stringannotation/extendedgazetteer/GazetteerBase.java
index 1314394..4fc6466 100644
--- a/src/main/java/com/jpetrak/gate/stringannotation/extendedgazetteer/GazetteerBase.java
+++ b/src/main/java/com/jpetrak/gate/stringannotation/extendedgazetteer/GazetteerBase.java
@@ -123,20 +123,6 @@ public void setGazetteerFeatureSeparator(String sep) {
     }
   }
 
-  protected Boolean profile;
-
-  @CreoleParameter(
-        comment = "If enabled the PR will display information on memory usage etc.",
-        defaultValue = "false"
-  )
-  public void setProfile(Boolean profile) {
-     this.profile = profile;
-  }
-
-  public Boolean getProfile() {
-     return profile;
-  }
-
   public String getGazetteerFeatureSeparator() {
     return gazetteerFeatureSeparator;
   }
@@ -201,6 +187,8 @@ public synchronized void incrementGazStore() throws ResourceInstantiationExcepti
     String uniqueGazStoreKey = genUniqueGazStoreKey();
     logger.info("Creating gazetteer for " + getConfigFileURL());
 
+    boolean profile = (System.getProperty("com.jpetrak.gate.stringannotation.profile") != null);
+
     long startTime = 0, before = 0;
 
     if (profile) {
@@ -247,6 +235,8 @@ public synchronized void replaceGazStore() throws ResourceInstantiationException
 
     long startTime = 0, before = 0;
 
+    boolean profile = (System.getProperty("com.jpetrak.gate.stringannotation.profile") != null);
+
     if (profile) {
        System.gc();
        startTime = System.currentTimeMillis();
diff --git a/src/main/java/com/jpetrak/gate/stringannotation/extendedgazetteer/trie/StoreStates.java b/src/main/java/com/jpetrak/gate/stringannotation/extendedgazetteer/trie/StoreStates.java
index 4024345..e87aba4 100644
--- a/src/main/java/com/jpetrak/gate/stringannotation/extendedgazetteer/trie/StoreStates.java
+++ b/src/main/java/com/jpetrak/gate/stringannotation/extendedgazetteer/trie/StoreStates.java
@@ -91,16 +91,27 @@ public void compact() {
       if(logger==null) {
         logger = Logger.getLogger(this.getClass().getName());
       }
+
+      boolean profile = (System.getProperty("com.jpetrak.gate.stringannotation.profile") != null);
+
       logger.info("Compacting states");
-      System.gc();
-      long startTime = System.currentTimeMillis();
-      long before = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage().getUsed();
+      long startTime = 0, before = 0;
+
+      if (profile) {
+         System.gc();
+         startTime = System.currentTimeMillis();
+         before = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage().getUsed();
+      }
+
       charMapStore = new StoreCharMapPhase2(charMapStore);
-      long endTime = System.currentTimeMillis();
-      long after = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage().getUsed();
-      logger.info("Compacting finished in (secs):        "+((endTime-startTime)/1000.0));
-      logger.info("Heap memory increase (estimate,MB):   "+
-        String.format("%01.3f", ((after-before)/(1024.0*1024.0))));
+
+      if (profile) {
+         long endTime = System.currentTimeMillis();
+         long after = ManagementFactory.getMemoryMXBean().getHeapMemoryUsage().getUsed();
+         logger.info("Compacting finished in (secs):        "+((endTime-startTime)/1000.0));
+         logger.info("Heap memory increase (estimate,MB):   "+
+           String.format("%01.3f", ((after-before)/(1024.0*1024.0))));
+      }
     }
   }