diff --git a/apps/openmw/mwrender/pingpongcanvas.hpp b/apps/openmw/mwrender/pingpongcanvas.hpp
index f7212a3f18..5a37b7fbc9 100644
--- a/apps/openmw/mwrender/pingpongcanvas.hpp
+++ b/apps/openmw/mwrender/pingpongcanvas.hpp
@@ -61,7 +61,7 @@ namespace MWRender
         bool mPostprocessing = false;
 
         fx::DispatchArray mPasses;
-        fx::FlagsType mMask;
+        fx::FlagsType mMask = 0;
 
         osg::ref_ptr<osg::Program> mFallbackProgram;
         osg::ref_ptr<osg::Program> mMultiviewResolveProgram;
diff --git a/components/nifosg/controller.cpp b/components/nifosg/controller.cpp
index 54e9e2bb16..7a93865aca 100644
--- a/components/nifosg/controller.cpp
+++ b/components/nifosg/controller.cpp
@@ -442,7 +442,7 @@ namespace NifOsg
         }
     }
 
-    MaterialColorController::MaterialColorController() {}
+    MaterialColorController::MaterialColorController() = default;
 
     MaterialColorController::MaterialColorController(
         const Nif::NiMaterialColorController* ctrl, const osg::Material* baseMaterial)
diff --git a/components/nifosg/controller.hpp b/components/nifosg/controller.hpp
index df6fdb2a24..51cf1cd428 100644
--- a/components/nifosg/controller.hpp
+++ b/components/nifosg/controller.hpp
@@ -347,7 +347,9 @@ namespace NifOsg
 
     private:
         Vec3Interpolator mData;
-        Nif::NiMaterialColorController::TargetColor mTargetColor;
+        Nif::NiMaterialColorController::TargetColor mTargetColor{
+            Nif::NiMaterialColorController::TargetColor::Ambient
+        };
         osg::ref_ptr<const osg::Material> mBaseMaterial;
     };