diff --git a/test/basicstuff.cpp b/test/basicstuff.cpp
index 52b89c0d6..c346ce6cb 100644
--- a/test/basicstuff.cpp
+++ b/test/basicstuff.cpp
@@ -50,17 +50,20 @@ template<typename MatrixType> void basicStuff(const MatrixType& m)
   VERIFY_IS_APPROX(x, v1[r]);
 
   // test fetching with various index types.
-  x = v1(static_cast<char>(r));
-  x = v1(static_cast<signed char>(r));
-  x = v1(static_cast<unsigned char>(r));
-  x = v1(static_cast<signed short>(r));
-  x = v1(static_cast<unsigned short>(r));
-  x = v1(static_cast<signed int>(r));
-  x = v1(static_cast<unsigned int>(r));
-  x = v1(static_cast<signed long>(r));
-  x = v1(static_cast<unsigned long>(r));
-  x = v1(static_cast<long long int>(r));
-  x = v1(static_cast<unsigned long long int>(r));
+  Index r1 = internal::random<Index>(0, numext::mini(Index(127),rows-1));
+  x = v1(static_cast<char>(r1));
+  x = v1(static_cast<signed char>(r1));
+  x = v1(static_cast<unsigned char>(r1));
+  x = v1(static_cast<signed short>(r1));
+  x = v1(static_cast<unsigned short>(r1));
+  x = v1(static_cast<signed int>(r1));
+  x = v1(static_cast<unsigned int>(r1));
+  x = v1(static_cast<signed long>(r1));
+  x = v1(static_cast<unsigned long>(r1));
+#if EIGEN_HAS_CXX11
+  x = v1(static_cast<long long int>(r1));
+  x = v1(static_cast<unsigned long long int>(r1));
+#endif
 
   VERIFY_IS_APPROX(               v1,    v1);
   VERIFY_IS_NOT_APPROX(           v1,    2*v1);