diff --git a/core/src/main/java/tc/oc/pgm/tracker/trackers/CactiTracker.java b/core/src/main/java/tc/oc/pgm/tracker/trackers/CactiTracker.java
index a09cc7ccd0..3618903a69 100644
--- a/core/src/main/java/tc/oc/pgm/tracker/trackers/CactiTracker.java
+++ b/core/src/main/java/tc/oc/pgm/tracker/trackers/CactiTracker.java
@@ -30,9 +30,10 @@ public DamageInfo resolveDamage(
     return null;
   }
 
+  @SuppressWarnings("deprecation")
   @EventHandler(priority = EventPriority.MONITOR)
   public void onPlace(ParticipantBlockTransformEvent event) {
-    if (event.getNewState().getMaterial() == Material.CACTUS) {
+    if (event.getNewState().getType() == Material.CACTUS) {
       blocks()
           .trackBlockState(
               event.getNewState(),
diff --git a/core/src/main/java/tc/oc/pgm/tracker/trackers/DispenserTracker.java b/core/src/main/java/tc/oc/pgm/tracker/trackers/DispenserTracker.java
index acf727b483..de7ee02d24 100644
--- a/core/src/main/java/tc/oc/pgm/tracker/trackers/DispenserTracker.java
+++ b/core/src/main/java/tc/oc/pgm/tracker/trackers/DispenserTracker.java
@@ -18,6 +18,7 @@ public DispenserTracker(TrackerMatchModule tmm, Match match) {
     super(DispenserInfo.class, tmm, match);
   }
 
+  @SuppressWarnings("deprecation")
   @EventHandler(priority = EventPriority.MONITOR)
   public void onPlace(ParticipantBlockTransformEvent event) {
     if (event.getNewState().getType() == Material.DISPENSER) {
diff --git a/core/src/main/java/tc/oc/pgm/tracker/trackers/FallingBlockTracker.java b/core/src/main/java/tc/oc/pgm/tracker/trackers/FallingBlockTracker.java
index 5434ed16a6..c7c5f260d3 100644
--- a/core/src/main/java/tc/oc/pgm/tracker/trackers/FallingBlockTracker.java
+++ b/core/src/main/java/tc/oc/pgm/tracker/trackers/FallingBlockTracker.java
@@ -39,9 +39,10 @@ public DamageInfo resolveDamage(
     return null;
   }
 
+  @SuppressWarnings("deprecation")
   @EventHandler(priority = EventPriority.MONITOR)
   public void onPlace(ParticipantBlockTransformEvent event) {
-    if (event.getNewState().getMaterial().hasGravity()) {
+    if (event.getNewState().getType().hasGravity()) {
       blocks()
           .trackBlockState(
               event.getNewState(),
diff --git a/core/src/main/java/tc/oc/pgm/tracker/trackers/TNTTracker.java b/core/src/main/java/tc/oc/pgm/tracker/trackers/TNTTracker.java
index e3bf6fd7d3..711eb88ac4 100644
--- a/core/src/main/java/tc/oc/pgm/tracker/trackers/TNTTracker.java
+++ b/core/src/main/java/tc/oc/pgm/tracker/trackers/TNTTracker.java
@@ -21,6 +21,7 @@ public TNTTracker(TrackerMatchModule tmm, Match match) {
     super(TNTInfo.class, tmm, match);
   }
 
+  @SuppressWarnings("deprecation")
   @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
   public void onPlace(ParticipantBlockTransformEvent event) {
     if (event.getNewState().getType() == Material.TNT) {