diff --git a/mat.h b/mat.h
index 631e1aa..c808c9d 100644
--- a/mat.h
+++ b/mat.h
@@ -361,7 +361,7 @@ NRMat<T> & NRMat<T>::operator=(const NRMat<T> &rhs)
                 nn = rhs.nn;
                 mm = rhs.mm;
                 count = rhs.count;
-                if (count) (*count)--;
+                if (count) (*count)++;
         }
         return *this;
 }
diff --git a/t.cc b/t.cc
index 1e6d372..5504ec9 100644
--- a/t.cc
+++ b/t.cc
@@ -25,7 +25,7 @@ void f2(double *c)
 
 inline int randind(const int n)
 {
-return int(random()/(1.+RAND_MAX)*n);
+	return int(random()/(1.+RAND_MAX)*n);
 }
 
 complex<double> mycident (const complex<double>&x) {return x;}