diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 923c0235..e6845138 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -23,7 +23,7 @@ jobs:
           java-version: 21
           check-latest: true
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v3
+        uses: gradle/actions/setup-gradle@v4
         with:
           cache-read-only: ${{ !startsWith(github.ref, 'refs/heads/1.') }}
           gradle-home-cache-cleanup: true
diff --git a/common/src/main/java/org/embeddedt/modernfix/spark/SparkLaunchProfiler.java b/common/src/main/java/org/embeddedt/modernfix/spark/SparkLaunchProfiler.java
index 428a6586..67d30bcc 100644
--- a/common/src/main/java/org/embeddedt/modernfix/spark/SparkLaunchProfiler.java
+++ b/common/src/main/java/org/embeddedt/modernfix/spark/SparkLaunchProfiler.java
@@ -13,8 +13,7 @@ import me.lucko.spark.common.sampler.ThreadGrouper;
 import me.lucko.spark.common.sampler.async.AsyncSampler;
 import me.lucko.spark.common.sampler.async.SampleCollector;
 import me.lucko.spark.common.sampler.java.JavaSampler;
-import me.lucko.spark.common.sampler.node.MergeMode;
-import me.lucko.spark.common.util.MethodDisambiguator;
+import me.lucko.spark.common.sampler.java.MergeStrategy;
 import me.lucko.spark.lib.adventure.text.Component;
 import me.lucko.spark.proto.SparkSamplerProtos;
 import net.minecraft.SharedConstants;
@@ -42,7 +41,7 @@ public class SparkLaunchProfiler {
     public static void start(String key) {
         if (!ongoingSamplers.containsKey(key)) {
             Sampler sampler;
-            SamplerSettings settings = new SamplerSettings(4000, ThreadDumper.ALL, ThreadGrouper.BY_NAME, -1, false);
+            SamplerSettings settings = new SamplerSettings(4000, ThreadDumper.ALL, ThreadGrouper.BY_NAME.get(), -1, false);
             try {
                 if(USE_JAVA_SAMPLER_FOR_LAUNCH) {
                     throw new UnsupportedOperationException();
@@ -71,7 +70,7 @@ public class SparkLaunchProfiler {
             SparkSamplerProtos.SamplerData output = sampler.toProto(platform, new Sampler.ExportProps()
                     .creator(new CommandSender.Data(commandSender.getName(), commandSender.getUniqueId()))
                     .comment("Stage: " + key)
-                    .mergeMode(() -> MergeMode.sameMethod(new MethodDisambiguator()))
+                    .mergeStrategy(MergeStrategy.SAME_METHOD)
                     .classSourceLookup(platform::createClassSourceLookup));
             try {
                 String urlKey = platform.getBytebinClient().postContent(output, "application/x-spark-sampler").key();
@@ -95,6 +94,11 @@ public class SparkLaunchProfiler {
             return ModernFixPlatformHooks.INSTANCE.getPlatformName();
         }
 
+        @Override
+        public String getBrand() {
+            return this.getName();
+        }
+
         @Override
         public String getVersion() {
             return ModernFixPlatformHooks.INSTANCE.getVersionString();
diff --git a/gradle.properties b/gradle.properties
index 2ece80c9..a2aae75e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -26,7 +26,7 @@ continuity_version=3.0.0-beta.4+1.20.2
 modmenu_version=7.0.0-beta.2
 diagonal_fences_version=4558828
 
-spark_version=4587310
+spark_version=5759671
 
 use_fabric_api_at_runtime=false
 
diff --git a/scripts/autorelease.sh b/scripts/autorelease.sh
index 351fa25b..415d0776 100755
--- a/scripts/autorelease.sh
+++ b/scripts/autorelease.sh
@@ -15,7 +15,7 @@ trap cleanup EXIT
 
 echo "downloading temporary modernfix..."
 cd $WORK_DIR
-git clone https://github.com/embeddedt/ModernFix mfix &>/dev/null
+git clone git@github.com:embeddedt/ModernFix.git mfix &>/dev/null
 cd mfix
 
 # gather version list
diff --git a/scripts/propagate.sh b/scripts/propagate.sh
index d5481e19..dbd65d55 100755
--- a/scripts/propagate.sh
+++ b/scripts/propagate.sh
@@ -16,7 +16,7 @@ trap "exit" INT
 
 echo "downloading temporary modernfix..."
 cd $WORK_DIR
-git clone https://github.com/embeddedt/ModernFix mfix &>/dev/null
+git clone git@github.com:embeddedt/ModernFix.git mfix &>/dev/null
 cd mfix
 
 # gather version list