diff --git a/Userland/Libraries/LibGfx/QOIWriter.cpp b/Userland/Libraries/LibGfx/QOIWriter.cpp
index 56faf6042d..6bedd443c2 100644
--- a/Userland/Libraries/LibGfx/QOIWriter.cpp
+++ b/Userland/Libraries/LibGfx/QOIWriter.cpp
@@ -10,6 +10,19 @@
 
 namespace Gfx {
 
+static constexpr Array<u8, 4> qoi_magic_bytes = { 'q', 'o', 'i', 'f' };
+static constexpr Array<u8, 8> qoi_end_marker = { 0, 0, 0, 0, 0, 0, 0, 1 };
+
+enum class Colorspace {
+    sRGB,
+    Linear,
+};
+
+enum class Channels {
+    RGB,
+    RGBA,
+};
+
 ByteBuffer QOIWriter::encode(Bitmap const& bitmap)
 {
     QOIWriter writer;
diff --git a/Userland/Libraries/LibGfx/QOIWriter.h b/Userland/Libraries/LibGfx/QOIWriter.h
index f1957aeba0..3bb8b998f1 100644
--- a/Userland/Libraries/LibGfx/QOIWriter.h
+++ b/Userland/Libraries/LibGfx/QOIWriter.h
@@ -11,18 +11,8 @@
 
 namespace Gfx {
 
-static constexpr Array<u8, 4> qoi_magic_bytes = { 'q', 'o', 'i', 'f' };
-static constexpr Array<u8, 8> qoi_end_marker = { 0, 0, 0, 0, 0, 0, 0, 1 };
-
-enum class Colorspace {
-    sRGB,
-    Linear,
-};
-
-enum class Channels {
-    RGB,
-    RGBA,
-};
+enum class Colorspace;
+enum class Channels;
 
 class QOIWriter {
 public: