diff --git a/src/INTEL/dihedral_charmm_intel.h b/src/INTEL/dihedral_charmm_intel.h
index f7d3a843db..8dea498f6f 100644
--- a/src/INTEL/dihedral_charmm_intel.h
+++ b/src/INTEL/dihedral_charmm_intel.h
@@ -67,7 +67,7 @@ class DihedralCharmmIntel : public DihedralCharmm {
     fc_packed3 *fc;
     flt_t *weight;
 
-    ForceConst() : ljp(nullptr), fc(nullptr), _npairtypes(0), _ndihderaltypes(0) {}
+    ForceConst() : ljp(nullptr), fc(nullptr), weight(nullptr), _npairtypes(0), _ndihderaltypes(0) {}
     ~ForceConst() { set_ntypes(0, 0, nullptr); }
 
     void set_ntypes(const int npairtypes, const int ndihderaltypes, Memory *memory);