diff --git a/src/content/ContentLoader.cpp b/src/content/ContentLoader.cpp
index f3c47b6b..5b7e30b3 100644
--- a/src/content/ContentLoader.cpp
+++ b/src/content/ContentLoader.cpp
@@ -212,6 +212,10 @@ void ContentLoader::loadBlock(Block& def, std::string name, fs::path file) {
     root->str("script-name", def.scriptName);
     root->str("ui-layout", def.uiLayout);
     root->num("inventory-size", def.inventorySize);
+    root->num("tick-interval", def.tickInterval);
+    if (def.tickInterval == 0) {
+        def.tickInterval = 1;
+    }
 
     if (def.hidden && def.pickingItem == def.name+BLOCK_ITEM_SUFFIX) {
         def.pickingItem = CORE_EMPTY;
diff --git a/src/logic/BlocksController.cpp b/src/logic/BlocksController.cpp
index 8496bd30..9ddf12b8 100644
--- a/src/logic/BlocksController.cpp
+++ b/src/logic/BlocksController.cpp
@@ -113,8 +113,9 @@ void BlocksController::onBlocksTick(int tickid, int parts) {
         if ((id + tickid) % parts != 0)
             continue;
         auto def = indices->getBlockDef(id);
-        if (def->rt.funcsset.onblockstick) {
-            scripting::on_blocks_tick(def, tickRate);
+        auto interval = def->tickInterval;
+        if (def->rt.funcsset.onblockstick && tickid / parts % interval == 0) {
+            scripting::on_blocks_tick(def, tickRate / interval);
         }
     }
 }
diff --git a/src/voxels/Block.hpp b/src/voxels/Block.hpp
index c9db52cb..4628dd0e 100644
--- a/src/voxels/Block.hpp
+++ b/src/voxels/Block.hpp
@@ -162,6 +162,9 @@ public:
     /// @brief Block inventory size. 0 - no inventory
     uint inventorySize = 0;
 
+    // @brief Block tick interval (1 - 20tps, 2 - 10tps)
+    uint tickInterval = 1; 
+
     /// @brief Runtime indices (content indexing results)
     struct {
         /// @brief block runtime integer id