diff --git a/src/qt/forms/debugwindow.ui b/src/qt/forms/debugwindow.ui
index 15e0d3fad99..e2ed6307e8d 100644
--- a/src/qt/forms/debugwindow.ui
+++ b/src/qt/forms/debugwindow.ui
@@ -633,10 +633,10 @@
               <number>1</number>
              </property>
              <property name="maximum">
-              <number>288</number>
+              <number>12</number>
              </property>
              <property name="pageStep">
-              <number>12</number>
+              <number>2</number>
              </property>
              <property name="value">
               <number>6</number>
diff --git a/src/qt/rpcconsole.cpp b/src/qt/rpcconsole.cpp
index 0c3332ab761..47337b9d0d0 100644
--- a/src/qt/rpcconsole.cpp
+++ b/src/qt/rpcconsole.cpp
@@ -1129,8 +1129,8 @@ void RPCConsole::scrollToEnd()
 
 void RPCConsole::on_sldGraphRange_valueChanged(int value)
 {
-    const int multiplier = 5; // each position on the slider represents 5 min
-    int mins = value * multiplier;
+    static const std::vector<int> values{1, 2, 5, 10, 20, 30, 60, 2*60, 3*60, 6*60, 12*60, 24*60};
+    int mins = values[value-1];
     setTrafficGraphRange(mins);
 }