diff --git a/include/Network/network.hpp b/include/Network/network.hpp
index 5b1ec0f..f0d3d4a 100644
--- a/include/Network/network.hpp
+++ b/include/Network/network.hpp
@@ -30,6 +30,7 @@ extern uint64_t UDPSock;
 extern uint64_t TCPSock;
 extern std::string Branch;
 extern std::string CachingDirectory;
+extern bool deleteDuplicateMods;
 extern bool TCPTerminate;
 extern std::string LastIP;
 extern std::string MStatus;
diff --git a/src/Config.cpp b/src/Config.cpp
index 562656a..9e9d3d9 100644
--- a/src/Config.cpp
+++ b/src/Config.cpp
@@ -15,6 +15,7 @@ namespace fs = std::filesystem;
 
 std::string Branch;
 std::string CachingDirectory = "./Resources";
+bool deleteDuplicateMods = false;
 
 void ParseConfig(const nlohmann::json& d) {
     if (d["Port"].is_number()) {
@@ -42,6 +43,11 @@ void ParseConfig(const nlohmann::json& d) {
         options.no_launch = dev;
         options.no_update = dev;
     }
+
+    if (d.contains(("DeleteDuplicateMods")) && d["DeleteDuplicateMods"].is_boolean()) {
+        deleteDuplicateMods = d["DeleteDuplicateMods"].get<bool>();
+    }
+
 }
 
 void ConfigInit() {
diff --git a/src/Network/Resources.cpp b/src/Network/Resources.cpp
index c5e0cc4..a71c41f 100644
--- a/src/Network/Resources.cpp
+++ b/src/Network/Resources.cpp
@@ -475,10 +475,28 @@ void NewSyncResources(SOCKET Sock, const std::string& Mods, const std::vector<Mo
 
     info("Syncing...");
 
+    std::vector<std::pair<std::string, std::filesystem::path>> CachedMods = {};
+    if (deleteDuplicateMods) {
+        for (const auto& entry : fs::directory_iterator(CachingDirectory)) {
+            if (entry.is_regular_file() && entry.path().extension() == ".zip" && entry.path().filename().string().length() > 10) {
+                CachedMods.push_back(std::make_pair(entry.path().filename().string().substr(0, entry.path().filename().string().length() - 13) + ".zip", entry.path()));
+            }
+        }
+    }
+
     int ModNo = 0;
     int TotalMods = ModInfos.size();
     for (auto ModInfoIter = ModInfos.begin(), AlsoModInfoIter = ModInfos.begin(); ModInfoIter != ModInfos.end() && !Terminate; ++ModInfoIter, ++AlsoModInfoIter) {
         ++ModNo;
+        if (deleteDuplicateMods) {
+            for (auto& CachedMod : CachedMods) {
+                if (CachedMod.first == ModInfoIter->FileName && CachedMod.second.stem().string() + ".zip" != std::filesystem::path(ModInfoIter->FileName).stem().string() + "-" + ModInfoIter->Hash.substr(0, 8) + ".zip") {
+                    debug("Found duplicate mod '" + CachedMod.second.stem().string() + ".zip" + "' in cache, removing it");
+                    std::filesystem::remove(CachedMod.second);
+                    break;
+                }
+            }
+        }
         if (ModInfoIter->Hash.length() < 8 || ModInfoIter->HashAlgorithm != "sha256") {
             error("Unsupported hash algorithm or invalid hash for '" + ModInfoIter->FileName + "'");
             Terminate = true;