diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt
index 04337ae..a3ae8b7 100644
--- a/docs/CHANGELOG.txt
+++ b/docs/CHANGELOG.txt
@@ -39,6 +39,7 @@
 
 Other Changes:
 
+- DragScalar: Add default value for v_speed argument to match higher-level functions. (#3922) [@eliasdaler]
 - Docs: Improvements to minor mistakes in documentation comments (#3923) [@ANF-Studios]
 
 
diff --git a/imgui.h b/imgui.h
index 874ed8f..19c07be 100644
--- a/imgui.h
+++ b/imgui.h
@@ -507,8 +507,8 @@
     IMGUI_API bool          DragInt3(const char* label, int v[3], float v_speed = 1.0f, int v_min = 0, int v_max = 0, const char* format = "%d", ImGuiSliderFlags flags = 0);
     IMGUI_API bool          DragInt4(const char* label, int v[4], float v_speed = 1.0f, int v_min = 0, int v_max = 0, const char* format = "%d", ImGuiSliderFlags flags = 0);
     IMGUI_API bool          DragIntRange2(const char* label, int* v_current_min, int* v_current_max, float v_speed = 1.0f, int v_min = 0, int v_max = 0, const char* format = "%d", const char* format_max = NULL, ImGuiSliderFlags flags = 0);
-    IMGUI_API bool          DragScalar(const char* label, ImGuiDataType data_type, void* p_data, float v_speed, const void* p_min = NULL, const void* p_max = NULL, const char* format = NULL, ImGuiSliderFlags flags = 0);
-    IMGUI_API bool          DragScalarN(const char* label, ImGuiDataType data_type, void* p_data, int components, float v_speed, const void* p_min = NULL, const void* p_max = NULL, const char* format = NULL, ImGuiSliderFlags flags = 0);
+    IMGUI_API bool          DragScalar(const char* label, ImGuiDataType data_type, void* p_data, float v_speed = 1.0f, const void* p_min = NULL, const void* p_max = NULL, const char* format = NULL, ImGuiSliderFlags flags = 0);
+    IMGUI_API bool          DragScalarN(const char* label, ImGuiDataType data_type, void* p_data, int components, float v_speed = 1.0f, const void* p_min = NULL, const void* p_max = NULL, const char* format = NULL, ImGuiSliderFlags flags = 0);
 
     // Widgets: Regular Sliders
     // - CTRL+Click on any slider to turn them into an input box. Manually input values aren't clamped and can go off-bounds.