diff --git a/img/manual/media/material_palette_offset_0.2.png b/img/manual/media/material_palette_offset_02.png
similarity index 100%
rename from img/manual/media/material_palette_offset_0.2.png
rename to img/manual/media/material_palette_offset_02.png
diff --git a/img/manual/media/material_palette_offset_0.5.png b/img/manual/media/material_palette_offset_05.png
similarity index 100%
rename from img/manual/media/material_palette_offset_0.5.png
rename to img/manual/media/material_palette_offset_05.png
diff --git a/mandelbulber2/manual/chapters/materials.tex b/mandelbulber2/manual/chapters/materials.tex
index 3055a12..ff4bef6 100644
--- a/mandelbulber2/manual/chapters/materials.tex
+++ b/mandelbulber2/manual/chapters/materials.tex
@@ -108,10 +108,10 @@ \subsubsection{Gradients}\label{materials-gradients}
 	{img/manual/media/material_palette_offset_0.png}
 	{palette offset = 0}
 	{material-palette-offset-0}
-	{img/manual/media/material_palette_offset_0.2.png}
+	{img/manual/media/material_palette_offset_02.png}
 	{palette offset = 0.2}
 	{material-palette-offset-02}
-	{img/manual/media/material_palette_offset_0.5.png}
+	{img/manual/media/material_palette_offset_05.png}
 	{palette offset = 0.5}
 	{material-palette-offset-05}