1 files changed, 2 insertions, 2 deletions
diff --git a/src/util.h b/src/util.h
index 9035b773f1..6c3e6c5450 100644
--- a/src/util.h
+++ b/src/util.h
@@ -579,9 +579,9 @@ template <typename T> class CMedianFilter
 private:
     std::vector<T> vValues;
     std::vector<T> vSorted;
-    int nSize;
+    unsigned int nSize;
 public:
-    CMedianFilter(int size, T initial_value):
+    CMedianFilter(unsigned int size, T initial_value):
         nSize(size)
     {
         vValues.reserve(size);