diff --git a/xLights/UtilFunctions.cpp b/xLights/UtilFunctions.cpp
index 435162fd8..685abd76c 100644
--- a/xLights/UtilFunctions.cpp
+++ b/xLights/UtilFunctions.cpp
@@ -285,7 +285,8 @@ std::string GetResourcesDirectory() {
 #ifndef __WXMSW__
     return wxStandardPaths::Get().GetResourcesDir().ToStdString();
 #else
-    return wxStandardPaths::Get().GetExecutablePath().ToStdString();
+    auto exec = wxStandardPaths::Get().GetExecutablePath().ToStdString();
+    return exec.substr(0, exec.find_last_of("/\\"));
 #endif
 }
 
diff --git a/xLights/outputs/xxxSerialOutput.cpp b/xLights/outputs/xxxSerialOutput.cpp
index 6cbc40aa3..908c39838 100644
--- a/xLights/outputs/xxxSerialOutput.cpp
+++ b/xLights/outputs/xxxSerialOutput.cpp
@@ -109,7 +109,7 @@ void xxxSerialOutput::EndFrame(int suppressFrames) {
 
     if (_changed || NeedToOutput(suppressFrames)) {
         if (_serial != nullptr) {
-            for (uint32_t i = 0; i < _channels; ++i)
+            for (int32_t i = 0; i < _channels; ++i)
             {
                 if (_lastSent[i] != _data[i] || _notSentCount[i] > 200) {
                     _notSentCount[i] = 0;