diff --git a/include/TGUI/Backend/Renderer/Raylib/CanvasRaylib.hpp b/include/TGUI/Backend/Renderer/Raylib/CanvasRaylib.hpp
index b02bd4f24..29972fffe 100644
--- a/include/TGUI/Backend/Renderer/Raylib/CanvasRaylib.hpp
+++ b/include/TGUI/Backend/Renderer/Raylib/CanvasRaylib.hpp
@@ -82,7 +82,7 @@ namespace tgui
         /// @param initRenderer Should the renderer be initialized? Should be true unless a derived class initializes it.
         /// @see create
         ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-        CanvasRaylib(const char* typeName = StaticWidgetType, bool initRenderer = true);
+        explicit CanvasRaylib(const char* typeName = StaticWidgetType, bool initRenderer = true);
 
         ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
         /// @brief Copy constructor
diff --git a/include/TGUI/Backend/Renderer/SDL_GPU/CanvasSDLGPU.hpp b/include/TGUI/Backend/Renderer/SDL_GPU/CanvasSDLGPU.hpp
index 979025a83..41b4ed72a 100644
--- a/include/TGUI/Backend/Renderer/SDL_GPU/CanvasSDLGPU.hpp
+++ b/include/TGUI/Backend/Renderer/SDL_GPU/CanvasSDLGPU.hpp
@@ -73,7 +73,7 @@ namespace tgui
         /// @param initRenderer Should the renderer be initialized? Should be true unless a derived class initializes it.
         /// @see create
         ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-        CanvasSDLGPU(const char* typeName = StaticWidgetType, bool initRenderer = true);
+        explicit CanvasSDLGPU(const char* typeName = StaticWidgetType, bool initRenderer = true);
 
         ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
         /// @brief Copy constructor
diff --git a/include/TGUI/Backend/Renderer/SDL_Renderer/CanvasSDL.hpp b/include/TGUI/Backend/Renderer/SDL_Renderer/CanvasSDL.hpp
index b69e78d13..63aa28266 100644
--- a/include/TGUI/Backend/Renderer/SDL_Renderer/CanvasSDL.hpp
+++ b/include/TGUI/Backend/Renderer/SDL_Renderer/CanvasSDL.hpp
@@ -77,7 +77,7 @@ namespace tgui
         /// @param initRenderer Should the renderer be initialized? Should be true unless a derived class initializes it.
         /// @see create
         ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-        CanvasSDL(const char* typeName = StaticWidgetType, bool initRenderer = true);
+        explicit CanvasSDL(const char* typeName = StaticWidgetType, bool initRenderer = true);
 
         ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
         /// @brief Copy constructor