diff --git a/src/particles.h b/src/particles.h
index 74bfa7fce..3061deb83 100644
--- a/src/particles.h
+++ b/src/particles.h
@@ -91,7 +91,7 @@ namespace ParticleParamTypes
 		using ValType = T;
 		using pickFactors = float[PN];
 
-		T val;
+		T val = T();
 		using This = Parameter<T, PN>;
 
 		Parameter() = default;