diff --git a/src/xbus/libxplanemp/src/XPMPMultiplayer.cpp b/src/xbus/libxplanemp/src/XPMPMultiplayer.cpp
index e8d525b15..bb4246498 100644
--- a/src/xbus/libxplanemp/src/XPMPMultiplayer.cpp
+++ b/src/xbus/libxplanemp/src/XPMPMultiplayer.cpp
@@ -285,12 +285,12 @@ void	XPMPLoadPlanesIfNecessary(void)
 
 int XPMPGetNumberOfInstalledModels(void)
 {
-    int number = 0;
+    size_t number = 0;
     for (const auto& package : gPackages)
     {
         number += package.planes.size();
     }
-    return number;
+    return static_cast<int>(number);
 }
 
 void XPMPGetModelInfo(int inIndex, const char** outModelName, const char** outIcao, const char** outAirline, const char** outLivery)
@@ -301,7 +301,7 @@ void XPMPGetModelInfo(int inIndex, const char** outModelName, const char** outIc
 
         if (counter + static_cast<int>(package.planes.size()) < inIndex + 1)
         {
-            counter += package.planes.size();
+            counter += static_cast<int>(package.planes.size());
             continue;
         }
 
diff --git a/src/xbus/libxplanemp/src/XPMPMultiplayerObj8.cpp b/src/xbus/libxplanemp/src/XPMPMultiplayerObj8.cpp
index 2a77ecbd2..d8f8ac6e8 100644
--- a/src/xbus/libxplanemp/src/XPMPMultiplayerObj8.cpp
+++ b/src/xbus/libxplanemp/src/XPMPMultiplayerObj8.cpp
@@ -171,7 +171,7 @@ void	obj_init()
 		NULL, NULL, 
 		NULL, NULL, 
 		obj_get_float_array, NULL, 
-		NULL, NULL, reinterpret_cast<void *>(i), NULL);
+		NULL, NULL, reinterpret_cast<void *>(static_cast<intptr_t>(i)), NULL);
 	}	
 }