diff --git a/memory_file.xpr b/memory_file.xpr
index 57f70ee..58bbd2f 100644
--- a/memory_file.xpr
+++ b/memory_file.xpr
@@ -62,7 +62,7 @@
     <Option Name="IPStaticSourceDir" Val="$PIPUSERFILESDIR/ipstatic"/>
     <Option Name="EnableBDX" Val="FALSE"/>
     <Option Name="DSABoardId" Val="basys3"/>
-    <Option Name="WTXSimLaunchSim" Val="2"/>
+    <Option Name="WTXSimLaunchSim" Val="4"/>
     <Option Name="WTModelSimLaunchSim" Val="0"/>
     <Option Name="WTQuestaLaunchSim" Val="0"/>
     <Option Name="WTIesLaunchSim" Val="0"/>
@@ -179,7 +179,7 @@
       <Report Name="ROUTE_DESIGN.REPORT_METHODOLOGY" Enabled="1"/>
       <RQSFiles/>
     </Run>
-    <Run Id="impl_1" Type="Ft2:EntireDesign" Part="xc7a35tcpg236-1" ConstrsSet="constrs_1" Description="Default settings for Implementation." AutoIncrementalCheckpoint="false" WriteIncrSynthDcp="false" State="current" SynthRun="synth_1" IncludeInArchive="true" IsChild="false" GenFullBitstream="true" AutoIncrementalDir="$PSRCDIR/utils_1/imports/impl_1" AutoRQSDir="$PSRCDIR/utils_1/imports/impl_1">
+    <Run Id="impl_1" Type="Ft2:EntireDesign" Part="xc7a35tcpg236-1" ConstrsSet="constrs_1" Description="Default settings for Implementation." AutoIncrementalCheckpoint="false" WriteIncrSynthDcp="false" State="current" Dir="$PRUNDIR/impl_1" SynthRun="synth_1" IncludeInArchive="true" IsChild="false" GenFullBitstream="true" AutoIncrementalDir="$PSRCDIR/utils_1/imports/impl_1" LaunchOptions="-jobs 4 " AutoRQSDir="$PSRCDIR/utils_1/imports/impl_1">
       <Strategy Version="1" Minor="2">
         <StratHandle Name="Vivado Implementation Defaults" Flow="Vivado Implementation 2023">
           <Desc>Default settings for Implementation.</Desc>
@@ -194,6 +194,7 @@
         <Step Id="post_route_phys_opt_design"/>
         <Step Id="write_bitstream"/>
       </Strategy>
+      <GeneratedRun Dir="$PRUNDIR" File="gen_run.xml"/>
       <ReportStrategy Name="Vivado Implementation Default Reports" Flow="Vivado Implementation 2023"/>
       <Report Name="ROUTE_DESIGN.REPORT_METHODOLOGY" Enabled="1"/>
       <RQSFiles/>
diff --git a/src/instruction.vhd b/src/instruction.vhd
index 9caf15d..1a0e6d8 100644
--- a/src/instruction.vhd
+++ b/src/instruction.vhd
@@ -21,7 +21,7 @@ entity instruction is
         --do something (e.g. read data from a file, perform some initialization calculation, ...)
         -- Exemple :
         for i in code_array'range loop
-            init_result(i) := (others => '0');
+            init_result(i) := std_logic_vector(conv_unsigned(i, 32));
         end loop;
         return init_result;
     end function init;