diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6c830fb..b62f5f2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,7 +24,8 @@
 - SDDM : Textbox, PasswordBox and Button colors no longer appear with the default white theme. Colors schemes are now directly integrated into the SDDM theme. This requires a slight visual change.
 - SDDM : New icons, they are now directly integrated into the SDDM theme.
 
-#### Version 1.5 - 10 April 2018
+#### Version 1.5
 - Plasma theme : Fix button.svg (hover)
 - Plasma theme : New : add lockscreen (look-and-feel)
 - Plasma theme : Change default icons Papirus-Adapta to Papirus-Adapta-Nokto (better render on dark theme)
+- Kvantum : Update scrollbar (flat design).
diff --git a/Kvantum/Darkine/Darkine.svg b/Kvantum/Darkine/Darkine.svg
index 752bae1..9ac808d 100644
--- a/Kvantum/Darkine/Darkine.svg
+++ b/Kvantum/Darkine/Darkine.svg
@@ -14,6 +14,8 @@
    version="1"
    sodipodi:docname="Darkine.svg"
    inkscape:version="0.92.2 2405546, 2018-03-11">
+  <title
+     id="title1815">Darkine</title>
   <metadata
      id="metadata986">
     <rdf:RDF>
@@ -22,6 +24,14 @@
         <dc:format>image/svg+xml</dc:format>
         <dc:type
            rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title>Darkine</dc:title>
+        <dc:date>2018</dc:date>
+        <dc:creator>
+          <cc:Agent>
+            <dc:title>Rokin</dc:title>
+          </cc:Agent>
+        </dc:creator>
+        <dc:source>https://github.com/Rokin05</dc:source>
       </cc:Work>
     </rdf:RDF>
   </metadata>
@@ -34,17 +44,17 @@
      guidetolerance="10"
      inkscape:pageopacity="0"
      inkscape:pageshadow="2"
-     inkscape:window-width="1158"
-     inkscape:window-height="737"
+     inkscape:window-width="1920"
+     inkscape:window-height="1146"
      id="namedview984"
      showgrid="false"
-     inkscape:zoom="2.0463052"
-     inkscape:cx="97.993055"
-     inkscape:cy="161.27088"
+     inkscape:zoom="0.72347814"
+     inkscape:cx="-171.22841"
+     inkscape:cy="284.83571"
      inkscape:window-x="1920"
-     inkscape:window-y="0"
-     inkscape:window-maximized="0"
-     inkscape:current-layer="svg2" />
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="g604b" />
   <defs
      id="defs5">
     <linearGradient
@@ -2161,26 +2171,26 @@
      transform="translate(0,-300)"
      style="stroke:none;stroke-width:2">
     <rect
-       id="scrollbarslider-normalX"
+       id="scrollbarslider-normal"
        width="7.5"
        height="12.5"
        x="10"
        y="1102.5"
-       style="fill:#556165" />
+       style="fill:#535553;fill-opacity:1" />
     <rect
-       id="scrollbarslider-focusedX"
+       id="scrollbarslider-focused"
        width="7.5"
        height="12.5"
        x="17.5"
        y="1102.5"
-       style="fill:#6c787d" />
+       style="fill:#535553;fill-opacity:1" />
     <rect
-       id="scrollbarslider-pressedX"
+       id="scrollbarslider-pressed"
        width="7.5"
        height="12.5"
        x="25"
        y="1102.5"
-       style="fill:#cfd8dc" />
+       style="fill:#535553;fill-opacity:1" />
   </g>
   <g
      id="button-normal-bottomleft"
@@ -5601,112 +5611,4 @@
      y="31"
      transform="scale(-1,1)"
      style="opacity:0.001;fill:#000000;fill-opacity:1;stroke:none;stroke-width:0.30675909;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1" />
-  <rect
-     id="scrollbarslider-normal-7"
-     width="7.5"
-     height="12.5"
-     x="45.262184"
-     y="825.3562"
-     style="fill:#556165;stroke:none;stroke-width:2" />
-  <g
-     id="g6070"
-     inkscape:label="#g604"
-     transform="translate(9.1285085,-0.94908868)">
-    <g
-       transform="translate(-1.6900816,1.5648196)"
-       id="scrollbarslider-focused">
-      <rect
-         id="scrollbarslider-normal-9-9"
-         width="2.0141172"
-         height="12.5"
-         x="10.958312"
-         y="815"
-         style="fill:#b9b9b9;fill-opacity:1;stroke:none;stroke-width:1.03643417" />
-      <rect
-         id="scrollbarslider-normal-1-7"
-         width="0.95831203"
-         height="12.5"
-         x="10"
-         y="815"
-         style="fill:#4e4e4e;fill-opacity:1;stroke:none;stroke-width:0.71491241" />
-      <rect
-         id="scrollbarslider-normal-2-3"
-         width="3.9386954"
-         height="12.5"
-         x="12.602991"
-         y="815"
-         style="fill:#848484;fill-opacity:1;stroke:none;stroke-width:1.44935763" />
-      <rect
-         id="scrollbarslider-normal-1-0-6"
-         width="0.95831203"
-         height="12.5"
-         x="16.541687"
-         y="815"
-         style="fill:#4e4e4e;fill-opacity:1;stroke:none;stroke-width:0.71491241" />
-    </g>
-    <g
-       transform="translate(-9.1900816,1.5648196)"
-       id="scrollbarslider-normal">
-      <rect
-         id="scrollbarslider-normal-9-9-4"
-         width="2.0141172"
-         height="12.5"
-         x="10.958312"
-         y="815"
-         style="fill:#b4b4b4;fill-opacity:1;stroke:none;stroke-width:1.03643417" />
-      <rect
-         id="scrollbarslider-normal-1-7-5"
-         width="0.95831203"
-         height="12.5"
-         x="10"
-         y="815"
-         style="fill:#4e4e4e;fill-opacity:1;stroke:none;stroke-width:0.71491241" />
-      <rect
-         id="scrollbarslider-normal-2-3-0"
-         width="3.9386954"
-         height="12.5"
-         x="12.602991"
-         y="815"
-         style="fill:#7f7f7f;fill-opacity:1;stroke:none;stroke-width:1.44935763" />
-      <rect
-         id="scrollbarslider-normal-1-0-6-3"
-         width="0.95831203"
-         height="12.5"
-         x="16.541687"
-         y="815"
-         style="fill:#4e4e4e;fill-opacity:1;stroke:none;stroke-width:0.71491241" />
-    </g>
-    <g
-       transform="translate(5.8099184,1.5648196)"
-       id="scrollbarslider-pressed">
-      <rect
-         id="scrollbarslider-normal-9-9-1"
-         width="2.0141172"
-         height="12.5"
-         x="10.958312"
-         y="815"
-         style="fill:#bebebe;fill-opacity:1;stroke:none;stroke-width:1.03643417" />
-      <rect
-         id="scrollbarslider-normal-1-7-0"
-         width="0.95831203"
-         height="12.5"
-         x="10"
-         y="815"
-         style="fill:#4e4e4e;fill-opacity:1;stroke:none;stroke-width:0.71491241" />
-      <rect
-         id="scrollbarslider-normal-2-3-6"
-         width="3.9386954"
-         height="12.5"
-         x="12.602991"
-         y="815"
-         style="fill:#898989;fill-opacity:1;stroke:none;stroke-width:1.44935763" />
-      <rect
-         id="scrollbarslider-normal-1-0-6-32"
-         width="0.95831203"
-         height="12.5"
-         x="16.541687"
-         y="815"
-         style="fill:#4e4e4e;fill-opacity:1;stroke:none;stroke-width:0.71491241" />
-    </g>
-  </g>
 </svg>
diff --git a/README.md b/README.md
index 4111cef..e0896b9 100644
--- a/README.md
+++ b/README.md
@@ -99,8 +99,8 @@ kquitapp5 plasmashell && kstart5 plasmashell
 ```
 sudo pacman -S gcc libx11 libxext qt5-base qt5-svg qt5-x11extras qt5-tools
 
-mkdir /tmp/kvantum && cd /tmp/kvantum
-git clone https://github.com/tsujan/Kvantum
+cd /tmp && git clone https://github.com/tsujan/Kvantum
+cd Kvantum/Kvantum
 
 qmake && make
 make install