diff --git a/src/spicelib/devices/cap/capparam.c b/src/spicelib/devices/cap/capparam.c
index 32d1b1b04..1738594f3 100644
--- a/src/spicelib/devices/cap/capparam.c
+++ b/src/spicelib/devices/cap/capparam.c
@@ -21,6 +21,8 @@ CAPparam(int param, IFvalue *value, GENinstance *inst, IFvalue *select)
     switch(param) {
         case CAP_CAP:
             here->CAPcapac = value->rValue;
+	    if (!here->CAPmGiven) 
+	        here->CAPm = 1.0;
             here->CAPcapGiven = TRUE;
             break;
         case CAP_IC:
diff --git a/src/spicelib/devices/ind/indparam.c b/src/spicelib/devices/ind/indparam.c
index 2f02ed4cc..abda2364a 100644
--- a/src/spicelib/devices/ind/indparam.c
+++ b/src/spicelib/devices/ind/indparam.c
@@ -20,6 +20,8 @@ INDparam(int param, IFvalue *value, GENinstance *inst, IFvalue *select)
     switch(param) {
         case IND_IND:
             here->INDinduct = value->rValue;
+	    if (!here->INDmGiven) 
+	        here->INDm =1.0;
             here->INDindGiven = TRUE;
             break;    
         case IND_TEMP: