diff --git a/tools/install/macosx/environmentoptions.xml b/tools/install/macosx/environmentoptions.xml
index 6b417159dd..c5f501a342 100644
--- a/tools/install/macosx/environmentoptions.xml
+++ b/tools/install/macosx/environmentoptions.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <CONFIG>
   <EnvironmentOptions>
-    <Version Value="110" Lazarus="4.99.0"/>
+    <Version Value="110" Lazarus="4.99"/>
     <LazarusDirectory Value="/Developer/lazarus/">
       <History Count="1">
         <Item1 Value="/Developer/lazarus/"/>
@@ -14,9 +14,10 @@
         <Item3 Value="/opt/fpc/_PPCARCH_"/>
       </History>
     </CompilerFilename>
-    <FPCSourceDirectory Value="/usr/local/share/fpcsrc/">
-      <History Count="1">
+    <FPCSourceDirectory Value="$(LazarusDir)/fpc/$(FPCVer)/sources/">
+      <History Count="2">
         <Item1 Value="/usr/local/share/fpcsrc/"/>
+        <Item2 Value="$(LazarusDir)/fpc/$(FPCVer)/sources/"/>
       </History>
     </FPCSourceDirectory>
     <MakeFilename>