diff --git a/src/spicelib/devices/bsimsoi/b4soiset.c b/src/spicelib/devices/bsimsoi/b4soiset.c
index 0cf5d9196..56e968edc 100644
--- a/src/spicelib/devices/bsimsoi/b4soiset.c
+++ b/src/spicelib/devices/bsimsoi/b4soiset.c
@@ -2623,7 +2623,6 @@ do { if((here->ptr = SMPmakeElt(matrix,here->first,here->second))==(double *)NUL
         TSTALLOC(B4SOIDPePtr, B4SOIdNodePrime, B4SOIeNode);
         TSTALLOC(B4SOISPePtr, B4SOIsNodePrime, B4SOIeNode);
 
-        TSTALLOC(B4SOIEbPtr, B4SOIeNode, B4SOIbNode);
         TSTALLOC(B4SOIEePtr, B4SOIeNode, B4SOIeNode);
 
         TSTALLOC(B4SOIGgPtr, B4SOIgNode, B4SOIgNode);