diff --git a/src/core/test/random-variable-stream-test-suite.cc b/src/core/test/random-variable-stream-test-suite.cc
index e3a0df504..e2d17629a 100644
--- a/src/core/test/random-variable-stream-test-suite.cc
+++ b/src/core/test/random-variable-stream-test-suite.cc
@@ -288,7 +288,7 @@ class RandomVariableStreamConstantTestCase : public TestCase
 {
 public:
   static const uint32_t N_MEASUREMENTS = 1000000;
-  static const double TOLERANCE = 1e-8;
+  static const double TOLERANCE;
 
   RandomVariableStreamConstantTestCase ();
   virtual ~RandomVariableStreamConstantTestCase ();
@@ -297,6 +297,8 @@ private:
   virtual void DoRun (void);
 };
 
+const double RandomVariableStreamConstantTestCase::TOLERANCE = 1e-8;
+
 RandomVariableStreamConstantTestCase::RandomVariableStreamConstantTestCase ()
   : TestCase ("Constant Random Variable Stream Generator")
 {
@@ -336,7 +338,7 @@ RandomVariableStreamConstantTestCase::DoRun (void)
 class RandomVariableStreamSequentialTestCase : public TestCase
 {
 public:
-  static const double TOLERANCE = 1e-8;
+  static const double TOLERANCE;
 
   RandomVariableStreamSequentialTestCase ();
   virtual ~RandomVariableStreamSequentialTestCase ();
@@ -345,6 +347,8 @@ private:
   virtual void DoRun (void);
 };
 
+const double RandomVariableStreamSequentialTestCase::TOLERANCE = 1e-8;
+
 RandomVariableStreamSequentialTestCase::RandomVariableStreamSequentialTestCase ()
   : TestCase ("Sequential Random Variable Stream Generator")
 {
@@ -2590,7 +2594,7 @@ RandomVariableStreamZetaAntitheticTestCase::DoRun (void)
 class RandomVariableStreamDeterministicTestCase : public TestCase
 {
 public:
-  static const double TOLERANCE = 1e-8;
+  static const double TOLERANCE;
 
   RandomVariableStreamDeterministicTestCase ();
   virtual ~RandomVariableStreamDeterministicTestCase ();
@@ -2599,6 +2603,8 @@ private:
   virtual void DoRun (void);
 };
 
+const double RandomVariableStreamDeterministicTestCase::TOLERANCE = 1e-8;
+
 RandomVariableStreamDeterministicTestCase::RandomVariableStreamDeterministicTestCase ()
   : TestCase ("Deterministic Random Variable Stream Generator")
 {
diff --git a/src/core/wscript b/src/core/wscript
index ff44130ac..5a1700d30 100644
--- a/src/core/wscript
+++ b/src/core/wscript
@@ -356,7 +356,10 @@ def build(bld):
     if env['ENABLE_GSL']:
         core.use.extend(['GSL', 'GSLCBLAS', 'M'])
         core_test.use.extend(['GSL', 'GSLCBLAS', 'M'])
-        core_test.source.extend(['test/rng-test-suite.cc'])
+        core_test.source.extend([
+                'test/rng-test-suite.cc',
+                'test/random-variable-stream-test-suite.cc'
+                ])
 
     if (bld.env['ENABLE_EXAMPLES']):
         bld.recurse('examples')