diff --git a/RGBController/RGBController_AuraUSB.cpp b/RGBController/RGBController_AuraUSB.cpp
index 25e69446..bc04eb58 100644
--- a/RGBController/RGBController_AuraUSB.cpp
+++ b/RGBController/RGBController_AuraUSB.cpp
@@ -175,6 +175,11 @@ void RGBController_AuraUSB::SetupZones()
 
 void RGBController_AuraUSB::ResizeZone(int zone, int new_size)
 {
+    if((size_t) zone >= zones.size())
+    {
+        return;
+    }
+
     if(((unsigned int)new_size >= zones[zone].leds_min) && ((unsigned int)new_size <= zones[zone].leds_max))
     {
         zones[zone].leds_count = new_size;
diff --git a/RGBController/RGBController_CorsairLightingNode.cpp b/RGBController/RGBController_CorsairLightingNode.cpp
index 22b6aeb3..cf71b043 100644
--- a/RGBController/RGBController_CorsairLightingNode.cpp
+++ b/RGBController/RGBController_CorsairLightingNode.cpp
@@ -231,6 +231,11 @@ void RGBController_CorsairLightingNode::SetupZones()
 
 void RGBController_CorsairLightingNode::ResizeZone(int zone, int new_size)
 {
+    if((size_t) zone >= zones.size())
+    {
+        return;
+    }
+
     if(((unsigned int)new_size >= zones[zone].leds_min) && ((unsigned int)new_size <= zones[zone].leds_max))
     {
         zones[zone].leds_count = new_size;
diff --git a/RGBController/RGBController_HuePlus.cpp b/RGBController/RGBController_HuePlus.cpp
index f6c8e103..4260e682 100644
--- a/RGBController/RGBController_HuePlus.cpp
+++ b/RGBController/RGBController_HuePlus.cpp
@@ -220,6 +220,11 @@ void RGBController_HuePlus::SetupZones()
 
 void RGBController_HuePlus::ResizeZone(int zone, int new_size)
 {
+    if((size_t) zone >= zones.size())
+    {
+        return;
+    }
+
     if(((unsigned int)new_size >= zones[zone].leds_min) && ((unsigned int)new_size <= zones[zone].leds_max))
     {
         zones[zone].leds_count = new_size;
diff --git a/RGBController/RGBController_MSIMysticLight.cpp b/RGBController/RGBController_MSIMysticLight.cpp
index e78b88ef..e85bf117 100644
--- a/RGBController/RGBController_MSIMysticLight.cpp
+++ b/RGBController/RGBController_MSIMysticLight.cpp
@@ -93,6 +93,11 @@ void RGBController_MSIMysticLight::SetupZones()
 
 void RGBController_MSIMysticLight::ResizeZone(int zone, int new_size)
 {
+    if((size_t) zone >= zones.size())
+    {
+        return;
+    }
+
     MSI_ZONE zon            = ZoneFromPos(zone);
     unsigned int max_count  = controller->GetZoneMaxLedCount(zon);
     unsigned int min_count  = controller->GetZoneMinLedCount(zon);
@@ -222,4 +227,4 @@ void RGBController_MSIMysticLight::SetupMode(const char *name, MSI_MODE mod, uns
     }
 
     modes.push_back(Mode);
-}
\ No newline at end of file
+}
diff --git a/RGBController/RGBController_RGBFusion2USB.cpp b/RGBController/RGBController_RGBFusion2USB.cpp
index da1cbe5d..7b26d118 100644
--- a/RGBController/RGBController_RGBFusion2USB.cpp
+++ b/RGBController/RGBController_RGBFusion2USB.cpp
@@ -284,6 +284,11 @@ void RGBController_RGBFusion2USB::SetupZones()
 
 void RGBController_RGBFusion2USB::ResizeZone(int zone, int new_size)
 {
+    if((size_t) zone >= zones.size())
+    {
+        return;
+    }
+
     if(((unsigned int)new_size >= zones[zone].leds_min) && ((unsigned int)new_size <= zones[zone].leds_max))
     {
         zones[zone].leds_count = new_size;
diff --git a/RGBController/RGBController_ThermaltakeRiing.cpp b/RGBController/RGBController_ThermaltakeRiing.cpp
index 16092428..5eb7f2a6 100644
--- a/RGBController/RGBController_ThermaltakeRiing.cpp
+++ b/RGBController/RGBController_ThermaltakeRiing.cpp
@@ -170,6 +170,11 @@ void RGBController_ThermaltakeRiing::SetupZones()
 
 void RGBController_ThermaltakeRiing::ResizeZone(int zone, int new_size)
 {
+    if((size_t) zone >= zones.size())
+    {
+        return;
+    }
+
     if(((unsigned int)new_size >= zones[zone].leds_min) && ((unsigned int)new_size <= zones[zone].leds_max))
     {
         zones[zone].leds_count = new_size;