1 files changed, 4 insertions, 4 deletions
diff --git a/error.c b/error.c
index d5ff0bf..ba2877e 100644
--- a/error.c
+++ b/error.c
@@ -15,7 +15,7 @@ Term *
 typeerror(Rune *validtype, Term *culprit)
 {
 	Term *valid = mkatom(validtype);
-	valid->next = copyterm(culprit, nil);
+	valid->next = copyterm(culprit);
 	return mkcompound(L"type_error", 2, valid);
 }
 
@@ -23,7 +23,7 @@ Term *
 domainerror(Rune *validdomain, Term *culprit)
 {
 	Term *valid = mkatom(validdomain);
-	valid->next = copyterm(culprit, nil);
+	valid->next = copyterm(culprit);
 	return mkcompound(L"domain_error", 2, valid);
 }
 
@@ -31,7 +31,7 @@ Term *
 existenceerror(Rune *objecttype, Term *culprit)
 {
 	Term *obj = mkatom(objecttype);
-	obj->next = copyterm(culprit, nil);
+	obj->next = copyterm(culprit);
 	return mkcompound(L"existence_error", 2, obj);
 }
 
@@ -40,7 +40,7 @@ permissionerror(Rune *operation, Rune *permissiontype, Term *culprit)
 {
 	Term *op = mkatom(operation);
 	op->next = mkatom(permissiontype);
-	op->next->next = copyterm(culprit, nil);
+	op->next->next = copyterm(culprit);
 	return mkcompound(L"permission_error", 3, op);
 }