diff --git a/icons/calc_lg.png b/icons/calc_lg.png
index 48f5f91..f22871c 100644
Binary files a/icons/calc_lg.png and b/icons/calc_lg.png differ
diff --git a/icons/calc_sm.png b/icons/calc_sm.png
index bbe76e2..9f53feb 100644
Binary files a/icons/calc_sm.png and b/icons/calc_sm.png differ
diff --git a/icons/rpcalc-icon.png b/icons/rpcalc-icon.png
index 48f5f91..f22871c 100644
Binary files a/icons/rpcalc-icon.png and b/icons/rpcalc-icon.png differ
diff --git a/icons/rpcalc-icon.svg b/icons/rpcalc-icon.svg
new file mode 100644
index 0000000..58b795b
--- /dev/null
+++ b/icons/rpcalc-icon.svg
@@ -0,0 +1,235 @@
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+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
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diff --git a/install.py b/install.py
index 656fba5..900927a 100755
--- a/install.py
+++ b/install.py
@@ -258,15 +258,15 @@ def main():
                     'iconPath = None',
                     'iconPath =  \'{0}\'   # modified by install script\n'
                     .format(iconPrefixDir))
-        if os.path.isfile(os.path.join('icons', progName + '-icon.png')):
-            pngIconPrefixDir = os.path.join(prefixDir, 'share', 'icons',
-                                            'hicolor', '32x32', 'apps')
-            pngIconBuildDir = os.path.join(buildRoot, pngIconPrefixDir[1:])
-            print('  Copying app icon files to {0}'.format(pngIconBuildDir))
-            if not os.path.isdir(pngIconBuildDir):
-                os.makedirs(pngIconBuildDir)
-            shutil.copy2(os.path.join('icons', progName + '-icon.png'),
-                         pngIconBuildDir)
+        if os.path.isfile(os.path.join('icons', progName + '-icon.svg')):
+            svgIconPrefixDir = os.path.join(prefixDir, 'share', 'icons',
+                                            'hicolor', 'scalable', 'apps')
+            svgIconBuildDir = os.path.join(buildRoot, svgIconPrefixDir[1:])
+            print('  Copying app icon files to {0}'.format(svgIconBuildDir))
+            if not os.path.isdir(svgIconBuildDir):
+                os.makedirs(svgIconBuildDir)
+            shutil.copy2(os.path.join('icons', progName + '-icon.svg'),
+                         svgIconBuildDir)
     if os.path.isfile(progName + '.desktop'):
         desktopPrefixDir = os.path.join(prefixDir, 'share', 'applications')
         desktopBuildDir = os.path.join(buildRoot, desktopPrefixDir[1:])
diff --git a/uninstall.py b/uninstall.py
index 4a63bf8..d79842b 100755
--- a/uninstall.py
+++ b/uninstall.py
@@ -74,8 +74,8 @@ def main():
     removeAll(os.path.join(prefixDir, 'share', 'doc', progName))
     removeAll(os.path.join(prefixDir, 'share', progName))
     removeAll(os.path.join(prefixDir, 'share', 'icons', progName))
-    removeAll(os.path.join(prefixDir, 'share', 'icons', 'hicolor', '32x32',
-                           'apps', progName + '-icon.png'))
+    removeAll(os.path.join(prefixDir, 'share', 'icons', 'hicolor', 'scalable',
+                           'apps', progName + '-icon.svg'))
     removeAll(os.path.join(prefixDir, 'share', 'applications',
                            progName + '.desktop'))
     removeAll(os.path.join(prefixDir, 'bin', progName))