diff --git a/zad2/src/iter/module.adb b/zad2/iter/module.adb
similarity index 100%
rename from zad2/src/iter/module.adb
rename to zad2/iter/module.adb
diff --git a/zad2/src/rec/module.adb b/zad2/rec/module.adb
similarity index 100%
rename from zad2/src/rec/module.adb
rename to zad2/rec/module.adb
diff --git a/zad2/src/module.ads b/zad2/src/module.ads
index 4226a8d..1883853 100644
--- a/zad2/src/module.ads
+++ b/zad2/src/module.ads
@@ -3,16 +3,16 @@ with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
 
 package Module is
 
+    function gcd(a : Natural; b : Natural) return Natural;
+
+    function factorial(n : Natural) return Natural;
+
     type Result is record
         resultExists : Boolean;
         n : Integer;
         m : Integer;
     end record;
 
-    function factorial(n : Natural) return Natural;
-
-    function gcd(a : Natural; b : Natural) return Natural;
-
     function diophantine(a : Integer; b : Integer; c : Integer) return Result;
 
 end Module;
diff --git a/zad2/zad2.gpr b/zad2/zad2.gpr
index fc89598..9e47a59 100644
--- a/zad2/zad2.gpr
+++ b/zad2/zad2.gpr
@@ -3,7 +3,7 @@ project Zad2 is
     Impl : Impl_Type := external ("impl", "iter");
     
     for Main use ("main");
-    for Source_Dirs use ("src", "src/" & Impl);
+    for Source_Dirs use ("src", Impl);
     for Object_Dir use "target";
 
 end Zad2;