diff --git a/src/ML-POD/mlpod.cpp b/src/ML-POD/mlpod.cpp
index b556abbb00..019685153f 100644
--- a/src/ML-POD/mlpod.cpp
+++ b/src/ML-POD/mlpod.cpp
@@ -38,12 +38,17 @@ using MathSpecial::powint;
 #define MAXLINE 1024
 
 MLPOD::podstruct::podstruct() :
-    twobody{5, 10, 10}, threebody{4, 8, 8, 5}, fourbody{0, 0, 0, 0}, pbc(nullptr),
+    twobody{4, 8, 6}, threebody{4, 8, 5, 4}, fourbody{0, 0, 0, 0}, pbc(nullptr),
     elemindex(nullptr), quadratic22{0, 0}, quadratic23{0, 0}, quadratic24{0, 0}, quadratic33{0, 0},
     quadratic34{0, 0}, quadratic44{0, 0}, cubic234{0, 0, 0}, cubic333{0, 0, 0}, cubic444{0, 0, 0},
     besselparams(nullptr), coeff(nullptr), Phi2(nullptr), Phi3(nullptr), Phi4(nullptr),
-    Lambda2(nullptr), Lambda3(nullptr), Lambda4(nullptr)
+    Lambda2(nullptr), Lambda3(nullptr), Lambda4(nullptr),
+    snapelementradius{0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5},
+    snapelementweight{1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0}
 {
+  snaptwojmax = 0;
+  snapchemflag = 0;
+  snaprfac0 = 0.99363;
 }
 
 MLPOD::podstruct::~podstruct()