diff --git a/libstuff/SQResult.h b/libstuff/SQResult.h
index 1ecd3560f..f76da34ae 100644
--- a/libstuff/SQResult.h
+++ b/libstuff/SQResult.h
@@ -10,6 +10,7 @@ class SQResultRow : public vector<string> {
   public:
     SQResultRow();
     SQResultRow(SQResult& result, size_t count = 0);
+    SQResultRow(SQResultRow const&) = default;
     void push_back(const string& s);
     string& operator[](const size_t& key);
     const string& operator[](const size_t& key) const;
@@ -27,6 +28,9 @@ class SQResult {
     vector<string> headers;
     vector<SQResultRow> rows;
 
+    SQResult() = default;
+    SQResult(SQResult const&) = default;
+
     // Accessors
     bool empty() const;
     size_t size() const;
diff --git a/libstuff/SRandom.cpp b/libstuff/SRandom.cpp
index d864589a8..d48018c1b 100644
--- a/libstuff/SRandom.cpp
+++ b/libstuff/SRandom.cpp
@@ -18,7 +18,7 @@ uint64_t SRandom::rand64() {
     return _distribution64(_generator);
 }
 
-string SRandom::randStr(uint length) {
+string SRandom::randStr(unsigned length) {
     string str = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
     string newstr;
     int pos;
diff --git a/libstuff/SRandom.h b/libstuff/SRandom.h
index 9058206ea..ec3b92e13 100644
--- a/libstuff/SRandom.h
+++ b/libstuff/SRandom.h
@@ -10,7 +10,7 @@ class SRandom {
   public:
     static uint64_t rand64();
     static uint64_t limitedRand64(uint64_t min, uint64_t max);
-    static string randStr(uint length);
+    static string randStr(unsigned length);
 
   private:
     static mt19937_64 _generator;