diff --git a/index.html b/index.html
index c38ecfa..e06b2ae 100644
--- a/index.html
+++ b/index.html
@@ -96,27 +96,27 @@
             </td>
             <td>
                 <a href="https://osdn.net/projects/importpicture/">
-                    <img src="OSDN_logo-simple_h24.png" alt="AdjustTime2" width="43" height="24"/>AdjustTime2
+                    <img src="OSDN_logo-simple_h24.png" alt="AdjustTime2" width="21" height="12"/>AdjustTime2
                 </a>
             </td>
             <td>
                 <a href="https://osdn.net/projects/osm-ja/downloads/57034/ConvAdmPt.zip/">
-                    <img src="OSDN_logo-simple_h24.png" alt="ConvAdmPt" width="43" height="24"/>ConvAdmPt
+                    <img src="OSDN_logo-simple_h24.png" alt="ConvAdmPt" width="21" height="12"/>ConvAdmPt
                 </a>
             </td>
             <td>
                 <a href="https://osdn.net/projects/osm-ja/downloads/57031/ConvCommPt.zip/">
-                    <img src="OSDN_logo-simple_h24.png" alt="ConvCommPt" width="43" height="24"/>ConvCommPt
+                    <img src="OSDN_logo-simple_h24.png" alt="ConvCommPt" width="21" height="12"/>ConvCommPt
                 </a>
             </td>
             <td>
                 <a href="https://github.com/yuuhayashi/Movie2jpg/blob/master/src/README.md">
-                    <img src="logo_docker.png" alt="haya4/movie2jpg" width="37" height="35"/>haya4/movie2jpg
+                    <img src="logo_docker.png" alt="haya4/movie2jpg" width="20" height="19"/>haya4/movie2jpg
                 </a>
             </td>
             <td>
                 <a href="https://hub.docker.com/r/haya4/mapillary-tools/">
-                    <img src="logo_docker.png" alt="haya4/mapillary-tools" width="37" height="35"/>haya4/mapillary-tools
+                    <img src="logo_docker.png" alt="haya4/mapillary-tools" width="20" height="19"/>haya4/mapillary-tools
                 </a>
             </td>
         </tr>