1 files changed, 5 insertions, 5 deletions
diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
index 4a4116c670..b6cfdf8887 100644
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -305,7 +305,7 @@ void BitcoinCore::initialize()
     } catch (const std::exception& e) {
         handleRunawayException(&e);
     } catch (...) {
-        handleRunawayException(NULL);
+        handleRunawayException(nullptr);
     }
 }
 
@@ -322,7 +322,7 @@ void BitcoinCore::shutdown()
     } catch (const std::exception& e) {
         handleRunawayException(&e);
     } catch (...) {
-        handleRunawayException(NULL);
+        handleRunawayException(nullptr);
     }
 }
 
@@ -383,7 +383,7 @@ void BitcoinApplication::createPaymentServer()
 
 void BitcoinApplication::createOptionsModel(bool resetSettings)
 {
-    optionsModel = new OptionsModel(NULL, resetSettings);
+    optionsModel = new OptionsModel(nullptr, resetSettings);
 }
 
 void BitcoinApplication::createWindow(const NetworkStyle *networkStyle)
@@ -608,7 +608,7 @@ int main(int argc, char *argv[])
     // but before showing splash screen.
     if (IsArgSet("-?") || IsArgSet("-h") || IsArgSet("-help") || IsArgSet("-version"))
     {
-        HelpMessageDialog help(NULL, IsArgSet("-version"));
+        HelpMessageDialog help(nullptr, IsArgSet("-version"));
         help.showOrPrint();
         return EXIT_SUCCESS;
     }
@@ -723,7 +723,7 @@ int main(int argc, char *argv[])
         PrintExceptionContinue(&e, "Runaway exception");
         app.handleRunawayException(QString::fromStdString(GetWarnings("gui")));
     } catch (...) {
-        PrintExceptionContinue(NULL, "Runaway exception");
+        PrintExceptionContinue(nullptr, "Runaway exception");
         app.handleRunawayException(QString::fromStdString(GetWarnings("gui")));
     }
     return rv;