diff --git a/packages/CLPBN/horus/Util.cpp b/packages/CLPBN/horus/Util.cpp
index b0f54baef..a4b6ebf1d 100644
--- a/packages/CLPBN/horus/Util.cpp
+++ b/packages/CLPBN/horus/Util.cpp
@@ -361,10 +361,10 @@ getL1Distance (const Params& v1, const Params& v2)
   double dist = 0.0;
   if (Globals::logDomain) {
     dist = std::inner_product (v1.begin(), v1.end(), v2.begin(), 0.0,
-        std::plus<double>(), func_obj::abs_diff_exp<double>());
+        std::plus<double>(), FuncObj::abs_diff_exp<double>());
   } else {
     dist = std::inner_product (v1.begin(), v1.end(), v2.begin(), 0.0,
-        std::plus<double>(), func_obj::abs_diff<double>());
+        std::plus<double>(), FuncObj::abs_diff<double>());
   }
   return dist;
 }
@@ -378,10 +378,10 @@ getMaxNorm (const Params& v1, const Params& v2)
   double max = 0.0;
   if (Globals::logDomain) {
     max = std::inner_product (v1.begin(), v1.end(), v2.begin(), 0.0,
-        func_obj::max<double>(), func_obj::abs_diff_exp<double>());
+        FuncObj::max<double>(), FuncObj::abs_diff_exp<double>());
   } else {
     max = std::inner_product (v1.begin(), v1.end(), v2.begin(), 0.0,
-        func_obj::max<double>(), func_obj::abs_diff<double>());
+        FuncObj::max<double>(), FuncObj::abs_diff<double>());
   }
   return max;
 }
diff --git a/packages/CLPBN/horus/Util.h b/packages/CLPBN/horus/Util.h
index 542e7320d..51b5c9e4c 100644
--- a/packages/CLPBN/horus/Util.h
+++ b/packages/CLPBN/horus/Util.h
@@ -398,7 +398,7 @@ operator<< (std::ostream& os, const std::vector<T>& v)
 }
 
 
-namespace func_obj {
+namespace FuncObj {
 
 template<typename T>
 struct max : public std::binary_function<T, T, T> {
@@ -422,7 +422,7 @@ struct abs_diff_exp : public std::binary_function<T, T, T> {
     return std::abs (std::exp (x) - std::exp (y));
 }};
 
-}  // namespace func_obj
+}  // namespace FuncObj
 
 }  // namespace Horus