diff --git a/installer/config/config.xml b/installer/config/config.xml
index ef09646..aebb04e 100644
--- a/installer/config/config.xml
+++ b/installer/config/config.xml
@@ -5,5 +5,5 @@
     <Title>PA Calculator Installer</Title>
     <Publisher>DKM-Tech</Publisher>
     <StartMenuDir>DKM-Tech</StartMenuDir>
-    <TargetDir>@ApplicationsDirX64@\PA Calculator</TargetDir>
+    <TargetDir>@ApplicationsDir@/PA Calculator</TargetDir>
 </Installer>
diff --git a/installer/packages/com.dkmtech.libraryfile/meta/installscript.qs b/installer/packages/com.dkmtech.libraryfile/meta/installscript.qs
index bca06b9..43f76a6 100644
--- a/installer/packages/com.dkmtech.libraryfile/meta/installscript.qs
+++ b/installer/packages/com.dkmtech.libraryfile/meta/installscript.qs
@@ -7,15 +7,17 @@ Component.prototype.createOperations = function()
     try {
         // call the base create operations function
         component.createOperations();
-        try {
+		if (installer.value("os") == "win") { 
              var userProfile = installer.environmentVariable("USERPROFILE");
              installer.setValue("UserProfile", userProfile);
-             component.addOperation("Copy", "@TargetDir@/Technik-AG.palib", "@UserProfile@\\Documents\\Technik-AG.palib");
-	     component.addOperation("GlobalConfig", "DKM-Tech", "PA-Calculator", "library/path", "@UserProfile@\\Documents\\Technik-AG.palib");
-
-        } catch (e) {
-                // Do nothing if key doesn't exist
-        }
+             component.addOperation("Copy", "@TargetDir@\\Technik-AG.palib", "@UserProfile@\\Documents\\Technik-AG.palib");
+	     	 component.addOperation("GlobalConfig", "DKM-Tech", "PA-Calculator", "library/path", "@UserProfile@\\Documents\\Technik-AG.palib");
+	    }else if (nstaller.value("os") == "mac"){
+             var userProfile = installer.environmentVariable("USERPROFILE");
+             installer.setValue("UserProfile", userProfile);
+             component.addOperation("Copy", "@TargetDir@/Technik-AG.palib", "@UserProfile@/Documents/Technik-AG.palib");
+	     	 component.addOperation("GlobalConfig", "DKM-Tech", "PA-Calculator", "library/path", "@UserProfile@/Documents/Technik-AG.palib");
+		} 
     } catch (e) {
         print(e);
     }
diff --git a/installer/packages/com.dkmtech.pacalculator/meta/installscript.qs b/installer/packages/com.dkmtech.pacalculator/meta/installscript.qs
index 7e55b36..cf90d4f 100644
--- a/installer/packages/com.dkmtech.pacalculator/meta/installscript.qs
+++ b/installer/packages/com.dkmtech.pacalculator/meta/installscript.qs
@@ -12,7 +12,7 @@ Component.prototype.createOperations = function()
                 var userProfile = installer.environmentVariable("USERPROFILE");
                 installer.setValue("UserProfile", userProfile);
                 component.addOperation("CreateShortcut", "@TargetDir@\\PA_Calculator.exe", "@UserProfile@\\Desktop\\PA Calculator.lnk");
-		component.addOperation("CreateShortcut", "@TargetDir@/PA_Calculator.exe", "@StartMenuDir@/PA_Calculator.lnk","workingDirectory=@TargetDir@","description=Start PA-Calculator");
+				component.addOperation("CreateShortcut", "@TargetDir@/PA_Calculator.exe", "@StartMenuDir@/PA_Calculator.lnk","workingDirectory=@TargetDir@","description=Start PA-Calculator");
             } catch (e) {
                 // Do nothing if key doesn't exist
             }
diff --git a/installer/packages/com.dkmtech.pacalculator/meta/package.xml b/installer/packages/com.dkmtech.pacalculator/meta/package.xml
index 80544fa..f956e3d 100644
--- a/installer/packages/com.dkmtech.pacalculator/meta/package.xml
+++ b/installer/packages/com.dkmtech.pacalculator/meta/package.xml
@@ -2,7 +2,7 @@
 <Package>
     <DisplayName>PA-Calculator</DisplayName>
     <Description>Install PA-Calculator</Description>
-    <Version>0.2</Version>
+    <Version>1.0</Version>
     <ReleaseDate>2021-11-07</ReleaseDate>
     <Licenses>
         <License name="GNU GENERAL PUBLIC LICENSE" file="license.txt" />