diff --git a/metamod/src/mreg.cpp b/metamod/src/mreg.cpp
index 1976993..39f2236 100644
--- a/metamod/src/mreg.cpp
+++ b/metamod/src/mreg.cpp
@@ -191,7 +191,7 @@ MRegCvar* MRegCvarList::find(const char* findname)
 			return reg;
 	}
 
-	return NULL;
+	return nullptr;
 }
 
 // Disable any cvars belonging to the given plugin (by index id).
diff --git a/metamod/src/studioapi.cpp b/metamod/src/studioapi.cpp
index ac77441..bf93bad 100644
--- a/metamod/src/studioapi.cpp
+++ b/metamod/src/studioapi.cpp
@@ -20,7 +20,7 @@ C_DLLEXPORT int Server_GetBlendingInterface(int version,
                                             float (*rotationmatrix)[3][4],
                                             float (*bonetransform)[MAXSTUDIOBONES][3][4])
 {
-	static GETBLENDAPI_FN getblend = NULL;
+	static GETBLENDAPI_FN getblend = nullptr;
 	static int missing = 0;
 
 	// Note that we're not checking if