diff --git a/Userland/Libraries/LibWeb/SVG/SVGLength.cpp b/Userland/Libraries/LibWeb/SVG/SVGLength.cpp
index f68e463727c..d4d77f48dc1 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLength.cpp
+++ b/Userland/Libraries/LibWeb/SVG/SVGLength.cpp
@@ -12,19 +12,6 @@ namespace Web::SVG {
 
 JS_DEFINE_ALLOCATOR(SVGLength);
 
-// Same as SVGLength.idl
-constexpr unsigned short SVG_LENGTHTYPE_UNKNOWN = 0;
-constexpr unsigned short SVG_LENGTHTYPE_NUMBER = 1;
-constexpr unsigned short SVG_LENGTHTYPE_PERCENTAGE = 2;
-constexpr unsigned short SVG_LENGTHTYPE_EMS = 3;
-constexpr unsigned short SVG_LENGTHTYPE_EXS = 4;
-constexpr unsigned short SVG_LENGTHTYPE_PX = 5;
-constexpr unsigned short SVG_LENGTHTYPE_CM = 6;
-constexpr unsigned short SVG_LENGTHTYPE_MM = 7;
-constexpr unsigned short SVG_LENGTHTYPE_IN = 8;
-constexpr unsigned short SVG_LENGTHTYPE_PT = 9;
-constexpr unsigned short SVG_LENGTHTYPE_PC = 10;
-
 JS::NonnullGCPtr<SVGLength> SVGLength::create(JS::Realm& realm, u8 unit_type, float value)
 {
     return realm.heap().allocate<SVGLength>(realm, realm, unit_type, value);
diff --git a/Userland/Libraries/LibWeb/SVG/SVGLength.h b/Userland/Libraries/LibWeb/SVG/SVGLength.h
index dc295a2d4f3..5d65104df2b 100644
--- a/Userland/Libraries/LibWeb/SVG/SVGLength.h
+++ b/Userland/Libraries/LibWeb/SVG/SVGLength.h
@@ -17,6 +17,19 @@ class SVGLength : public Bindings::PlatformObject {
     JS_DECLARE_ALLOCATOR(SVGLength);
 
 public:
+    // Same as SVGLength.idl
+    static constexpr unsigned short SVG_LENGTHTYPE_UNKNOWN = 0;
+    static constexpr unsigned short SVG_LENGTHTYPE_NUMBER = 1;
+    static constexpr unsigned short SVG_LENGTHTYPE_PERCENTAGE = 2;
+    static constexpr unsigned short SVG_LENGTHTYPE_EMS = 3;
+    static constexpr unsigned short SVG_LENGTHTYPE_EXS = 4;
+    static constexpr unsigned short SVG_LENGTHTYPE_PX = 5;
+    static constexpr unsigned short SVG_LENGTHTYPE_CM = 6;
+    static constexpr unsigned short SVG_LENGTHTYPE_MM = 7;
+    static constexpr unsigned short SVG_LENGTHTYPE_IN = 8;
+    static constexpr unsigned short SVG_LENGTHTYPE_PT = 9;
+    static constexpr unsigned short SVG_LENGTHTYPE_PC = 10;
+
     [[nodiscard]] static JS::NonnullGCPtr<SVGLength> create(JS::Realm&, u8 unit_type, float value);
     virtual ~SVGLength() override;