diff --git a/src/frontend/spiceif.c b/src/frontend/spiceif.c
index fb85a34ca..a04c54e0b 100644
--- a/src/frontend/spiceif.c
+++ b/src/frontend/spiceif.c
@@ -617,8 +617,6 @@ finddev_special(
         return (*devptr)->GENmodPtr->GENmodType;
     }
 
-    // assert(second && *second == -1)
-    // assert(third && *third == NULL)
     *modptr = ft_sim->findModel (ckt, name);
     if (*modptr) {
         *device_or_model = 1;
@@ -1213,8 +1211,6 @@ finddev(CKTcircuit *ckt, char *name, GENinstance **devptr, GENmodel **modptr)
     if (*devptr)
         return (*devptr)->GENmodPtr->GENmodType;
 
-    // assert(second && *second == -1)
-    // assert(third && *third == NULL)
     *modptr = ft_sim->findModel (ckt, name);
     if (*modptr)
         return (*modptr)->GENmodType;
diff --git a/src/spicelib/analysis/cktmcrt.c b/src/spicelib/analysis/cktmcrt.c
index 89ff01fc3..d682b1aec 100644
--- a/src/spicelib/analysis/cktmcrt.c
+++ b/src/spicelib/analysis/cktmcrt.c
@@ -22,8 +22,6 @@ CKTmodCrt(CKTcircuit *ckt, int type, GENmodel **modfast, IFuid name)
 {
     GENmodel *mymodfast = NULL;
 
-    // assert(second)
-    // assert(third && *third == NULL)
     mymodfast = CKTfndMod(ckt, name);
     if(!mymodfast) {
         mymodfast = (GENmodel *) tmalloc((size_t) *(DEVices[type]->DEVmodSize));
diff --git a/src/spicelib/devices/urc/urcsetup.c b/src/spicelib/devices/urc/urcsetup.c
index 84ea1edff..36cc967ac 100644
--- a/src/spicelib/devices/urc/urcsetup.c
+++ b/src/spicelib/devices/urc/urcsetup.c
@@ -305,8 +305,6 @@ URCunsetup(GENmodel *inModel, CKTcircuit *ckt)
 	    if (error && error != E_EXISTS)
 		return error;
 
-            // assert(second && *second == -1)
-            // assert(third && *third == NULL)
 	    modfast = CKTfndMod(ckt, varUid);
 	    if (!modfast)
 		return E_NOMOD;
@@ -322,8 +320,6 @@ URCunsetup(GENmodel *inModel, CKTcircuit *ckt)
 	    if (error && error != E_EXISTS)
 		return error;
 
-            // assert(second && *second == -1)
-            // assert(third && *third == NULL)
 	    modfast = CKTfndMod(ckt, varUid);
 	    if (!modfast)
 		return E_NOMOD;
diff --git a/src/tclspice.c b/src/tclspice.c
index 890b03ad2..d0d9b9b11 100644
--- a/src/tclspice.c
+++ b/src/tclspice.c
@@ -1397,8 +1397,6 @@ get_mod_param TCL_CMDPROCARGS(clientData, interp, argc, argv)
     devptr = ft_sim->findInstance (ft_curckt->ci_ckt, name);
     if (!devptr) {
         typecode = -1;
-        // assert(second && *second == -1)
-        // assert(third && *third == NULL)
         modptr = ft_sim->findModel (ft_curckt->ci_ckt, name);
         err = modptr ? OK : E_NOMOD;
         if (modptr)