diff --git a/src/proxy/Proxy.cpp b/src/proxy/Proxy.cpp
index 269a2a7..9554a2e 100644
--- a/src/proxy/Proxy.cpp
+++ b/src/proxy/Proxy.cpp
@@ -79,7 +79,11 @@ xmrig::Proxy::Proxy(Controller *controller) :
         splitter = new NonceSplitter(controller);
     }
     else if (controller->config()->mode() == Config::EXTRA_NONCE_MODE) {
-        splitter = new ExtraNonceSplitter(controller);
+        splitter = ExtraNonceSplitter::Create(controller);
+        if (!splitter) {
+            LOG_WARN("Switching to nicehash mode");
+            splitter = new NonceSplitter(controller);
+        }
     }
     else {
         splitter = new SimpleSplitter(controller);
diff --git a/src/proxy/splitters/extra_nonce/ExtraNonceSplitter.cpp b/src/proxy/splitters/extra_nonce/ExtraNonceSplitter.cpp
index fea7c12..6d43559 100644
--- a/src/proxy/splitters/extra_nonce/ExtraNonceSplitter.cpp
+++ b/src/proxy/splitters/extra_nonce/ExtraNonceSplitter.cpp
@@ -38,6 +38,18 @@
 #define LABEL(x) " \x1B[01;30m" x ":\x1B[0m "
 
 
+xmrig::ExtraNonceSplitter* xmrig::ExtraNonceSplitter::Create(Controller* controller)
+{
+    for (const xmrig::Pool& pool : controller->config()->pools().data()) {
+        if ((pool.algorithm() == xmrig::Algorithm::ASTROBWT_DERO) || (pool.coin() == xmrig::Coin::DERO)) {
+            LOG_ERR("extra_nonce mode is incompatible with Dero mining");
+            return nullptr;
+        }
+    }
+    return new ExtraNonceSplitter(controller);
+}
+
+
 xmrig::ExtraNonceSplitter::ExtraNonceSplitter(Controller *controller) : Splitter(controller)
 {
 }
diff --git a/src/proxy/splitters/extra_nonce/ExtraNonceSplitter.h b/src/proxy/splitters/extra_nonce/ExtraNonceSplitter.h
index 5d8b785..4dbefb7 100644
--- a/src/proxy/splitters/extra_nonce/ExtraNonceSplitter.h
+++ b/src/proxy/splitters/extra_nonce/ExtraNonceSplitter.h
@@ -46,10 +46,12 @@ class ExtraNonceSplitter : public Splitter
 public:
     XMRIG_DISABLE_COPY_MOVE_DEFAULT(ExtraNonceSplitter)
 
-    ExtraNonceSplitter(Controller *controller);
+    static ExtraNonceSplitter* Create(Controller* controller);
     ~ExtraNonceSplitter() override;
 
 protected:
+    ExtraNonceSplitter(Controller* controller);
+
     Upstreams upstreams() const override;
     void connect() override;
     void gc() override;