diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -67,7 +67,7 @@
 
 find_package(epoxy)
 set_package_properties(epoxy PROPERTIES DESCRIPTION "libepoxy"
-                       URL "http://github.com/anholt/libepoxy"
+                       URL "https://github.com/anholt/libepoxy"
                        TYPE OPTIONAL
                        PURPOSE "OpenGL dispatch library"
                       )
diff --git a/src/quickaddons/configmodule.h b/src/quickaddons/configmodule.h
--- a/src/quickaddons/configmodule.h
+++ b/src/quickaddons/configmodule.h
@@ -121,7 +121,7 @@
  * }
  * \endcode
  *
- * See http://techbase.kde.org/Development/Tutorials/KCM_HowTo
+ * See https://techbase.kde.org/Development/Tutorials/KCM_HowTo
  * for more detailed documentation.
  *
  */
@@ -486,7 +486,7 @@
     void push(const QString &fileName, const QVariantMap &propertyMap = QVariantMap());
 
     /**
-     * 
+     *
      */
     void push(QQuickItem *item);
 
diff --git a/src/quickaddons/managedconfigmodule.h b/src/quickaddons/managedconfigmodule.h
--- a/src/quickaddons/managedconfigmodule.h
+++ b/src/quickaddons/managedconfigmodule.h
@@ -113,7 +113,7 @@
  * }
  * \endcode
  *
- * See http://techbase.kde.org/Development/Tutorials/KCM_HowTo
+ * See https://techbase.kde.org/Development/Tutorials/KCM_HowTo
  * for more detailed documentation.
  *
  * @since 5.65