diff --git a/src/spicelib/devices/vdmos/vdmosdefs.h b/src/spicelib/devices/vdmos/vdmosdefs.h
index 5b33e7918..13166c7af 100644
--- a/src/spicelib/devices/vdmos/vdmosdefs.h
+++ b/src/spicelib/devices/vdmos/vdmosdefs.h
@@ -230,9 +230,9 @@ typedef struct sVDMOSinstance {
     double *VDMOSSPtempPtr;
 
     double *VDIOTempposPrimePtr; /* Diode thermal contribution */
-    double *VDIOTempnegPtr;
+    double *VDMOSTempdPtr;
     double *VDIOPosPrimetempPtr;
-    double *VDIONegtempPtr;
+    double *VDMOSDtempPtr;
 
     double *VDMOSTcasetcasePtr; /* for Rthjc */
     double *VDMOSTcasetempPtr;
diff --git a/src/spicelib/devices/vdmos/vdmosload.c b/src/spicelib/devices/vdmos/vdmosload.c
index e865ca35c..d2c6c8720 100644
--- a/src/spicelib/devices/vdmos/vdmosload.c
+++ b/src/spicelib/devices/vdmos/vdmosload.c
@@ -893,10 +893,10 @@ load:
             *(here->VDIORPdPtr) -= gd;
             if (selfheat) {
                 (*(here->VDIOTempposPrimePtr) += -dIth_dVdio);
-                (*(here->VDIOTempnegPtr)      +=  dIth_dVdio);
+                (*(here->VDMOSTempdPtr)       +=  dIth_dVdio);
                 (*(here->VDMOSTemptempPtr)    += -dIth_dT);
                 (*(here->VDIOPosPrimetempPtr) +=  dIdio_dT);
-                (*(here->VDIONegtempPtr)      += -dIdio_dT);
+                (*(here->VDMOSDtempPtr)       += -dIdio_dT);
             }
         }
     }
diff --git a/src/spicelib/devices/vdmos/vdmosset.c b/src/spicelib/devices/vdmos/vdmosset.c
index e83359ec7..151b7b242 100644
--- a/src/spicelib/devices/vdmos/vdmosset.c
+++ b/src/spicelib/devices/vdmos/vdmosset.c
@@ -378,9 +378,9 @@ do { if((here->ptr = SMPmakeElt(matrix, here->first, here->second)) == NULL){\
                 TSTALLOC(VDMOSSPtempPtr, VDMOSsNodePrime, VDMOStempNode);
 
                 TSTALLOC(VDIOTempposPrimePtr, VDMOStempNode, VDIOposPrimeNode);/* Diode thermal contribution */
-                TSTALLOC(VDIOTempnegPtr, VDMOStempNode, VDMOSdNode);
+                TSTALLOC(VDMOSTempdPtr, VDMOStempNode, VDMOSdNode);
                 TSTALLOC(VDIOPosPrimetempPtr, VDIOposPrimeNode, VDMOStempNode);
-                TSTALLOC(VDIONegtempPtr, VDMOSdNode, VDMOStempNode);
+                TSTALLOC(VDMOSDtempPtr, VDMOSdNode, VDMOStempNode);
 
                 TSTALLOC(VDMOSTcasetcasePtr, VDMOStcaseNode, VDMOStcaseNode);   /* Rthjc between tj and tcase*/
                 TSTALLOC(VDMOSTcasetempPtr, VDMOStcaseNode, VDMOStempNode);