diff --git a/lophine-server/src/main/java/fun/bm/lophine/config/modules/experiment/RedStoneConfig.java b/lophine-server/src/main/java/fun/bm/lophine/config/modules/experiment/RedStoneConfig.java
new file mode 100644
index 0000000..8cdc8d3
--- /dev/null
+++ b/lophine-server/src/main/java/fun/bm/lophine/config/modules/experiment/RedStoneConfig.java
@@ -0,0 +1,32 @@
+package fun.bm.lophine.config.modules.experiment;
+
+import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
+import me.earthme.luminol.config.flags.ConfigInfo;
+import me.earthme.luminol.config.flags.HotReloadUnsupported;
+import me.earthme.luminol.config.flags.TransformedConfig;
+import me.earthme.luminol.enums.EnumConfigCategory;
+
+/*
+ * This is a config module for redstone in experimental level
+ * If we think configs from here is stable for future, we will move them to function module directory
+ */
+@ConfigClassInfo(category = EnumConfigCategory.EXPERIMENT, name = "redstone")
+public class RedStoneConfig implements IConfigModule {
+    @ConfigInfo(name = "redstone-ignore-upwards-update", comments = """
+            Should the pre-1.20 mechanism be reintroduced: 
+            Redstone dust does not connect to adjacent redstone dust on trapdoors that are open      
+            Pre-1.20.2 mechanism: Redstone dust, redstone repeaters, and redstone comparators do not check for attachment when receiving status updates from below""")
+    public static boolean redstoneIgnoreUpwardsUpdate = false;
+
+    @ConfigInfo(name = "cce-update-suppression", comments = """
+            Is it permissible to use ClassCastException for update suppression?""")
+    public static boolean cce = false;
+
+    @HotReloadUnsupported
+    @ConfigInfo(name = "instant-block-updater")
+    public static boolean instantBlockUpdater = false;
+
+    @ConfigInfo(name = "old-block-remove-behaviour")
+    public static boolean oldBlockRemoveBehaviour = false;
+}
diff --git a/lophine-server/src/main/java/fun/bm/lophine/config/modules/fixes/UpdateSuppressionCrashFixConfig.java b/lophine-server/src/main/java/fun/bm/lophine/config/modules/fixes/UpdateSuppressionCrashFixConfig.java
new file mode 100644
index 0000000..d29ac4d
--- /dev/null
+++ b/lophine-server/src/main/java/fun/bm/lophine/config/modules/fixes/UpdateSuppressionCrashFixConfig.java
@@ -0,0 +1,13 @@
+package fun.bm.lophine.config.modules.fixes;
+
+import me.earthme.luminol.config.IConfigModule;
+import me.earthme.luminol.config.flags.ConfigClassInfo;
+import me.earthme.luminol.config.flags.ConfigInfo;
+import me.earthme.luminol.enums.EnumConfigCategory;
+
+@ConfigClassInfo(category = EnumConfigCategory.FIXES, name = "update-suppression-crash-fix")
+public class UpdateSuppressionCrashFixConfig implements IConfigModule {
+    @ConfigInfo(name = "enabled", comments = """
+            Should crash caused by update suppression be prevented?""")
+    public static boolean enabled = true;
+}
diff --git a/lophine-server/src/main/java/org/leavesmc/leaves/util/UpdateSuppressionException.java b/lophine-server/src/main/java/org/leavesmc/leaves/util/UpdateSuppressionException.java
index 77e71fc..f253840 100644
--- a/lophine-server/src/main/java/org/leavesmc/leaves/util/UpdateSuppressionException.java
+++ b/lophine-server/src/main/java/org/leavesmc/leaves/util/UpdateSuppressionException.java
@@ -64,7 +64,7 @@ public class UpdateSuppressionException extends RuntimeException {
     }
 
     public void provideLevel(@NotNull Level level) {
-        if (this.level != null) {
+        if (this.level == null) {
             this.level = level;
         }
     }
@@ -75,10 +75,10 @@ public class UpdateSuppressionException extends RuntimeException {
     }
 
     public void provideBlock(@NotNull BlockPos pos, @NotNull Block source) {
-        if (this.pos != null) {
+        if (this.pos == null) {
             this.pos = pos;
         }
-        if (this.source != null) {
+        if (this.source == null) {
             this.source = source;
         }
     }