diff --git a/src/raylib.h b/src/raylib.h
index 538e6c2d1..610c836d8 100644
--- a/src/raylib.h
+++ b/src/raylib.h
@@ -1173,7 +1173,6 @@ RLAPI void ImageColorReplace(Image *image, Color color, Color replace);
 
 RLAPI Color *GetImageData(Image image);                                                                  // Get pixel data from image as a Color struct array
 RLAPI Color *GetImagePalette(Image image, int maxPaletteSize, int *extractCount);                        // Get color palette from image to maximum size (memory should be freed)
-RLAPI Vector4 *GetImageDataNormalized(Image image);                                                      // Get pixel data from image as Vector4 array (float normalized)
 RLAPI Rectangle GetImageAlphaBorder(Image image, float threshold);                                       // Get image alpha border rectangle
 
 // Image drawing functions
diff --git a/src/textures.c b/src/textures.c
index 897905cf0..a26c0ddcb 100644
--- a/src/textures.c
+++ b/src/textures.c
@@ -186,6 +186,7 @@ static Image LoadPVR(const unsigned char *fileData, unsigned int fileSize);   //
 #if defined(SUPPORT_FILEFORMAT_ASTC)
 static Image LoadASTC(const unsigned char *fileData, unsigned int fileSize);  // Load ASTC file data
 #endif
+static Vector4 *GetImageDataNormalized(Image image);    // Get pixel data from image as Vector4 array (float normalized)
 
 //----------------------------------------------------------------------------------
 // Module Functions Definition
@@ -2172,7 +2173,7 @@ Color *GetImagePalette(Image image, int maxPaletteSize, int *extractCount)
 }
 
 // Get pixel data from image as Vector4 array (float normalized)
-Vector4 *GetImageDataNormalized(Image image)
+static Vector4 *GetImageDataNormalized(Image image)
 {
     Vector4 *pixels = (Vector4 *)RL_MALLOC(image.width*image.height*sizeof(Vector4));