diff --git a/build/kernel.ld b/build/kernel.ld
index bcc86e2..7604bd8 100644
--- a/build/kernel.ld
+++ b/build/kernel.ld
@@ -75,3 +75,4 @@ SECTIONS {
 
     kernelEnd = .;
 }
+
diff --git a/kaleid/kernel/init/init.c b/kaleid/kernel/init/init.c
index cee2d63..73e26d3 100644
--- a/kaleid/kernel/init/init.c
+++ b/kaleid/kernel/init/init.c
@@ -62,21 +62,19 @@ noreturn void BtStartKern(multiboot_info_t *mbInfo, uint mbMagic, void *codeSeg)
 
     // Memory
     MmInitMemoryMap();
-    MmInitPaging();
-    MmInitHeap();
     MmInitGdt();
+    MmInitHeap();
+    MmInitPaging();
 
-    // Basics for interrupts
+    // IDT
     KeSetupIDT();
     KeEnableIRQs();
+
+    // Interrupt handlers
+    MmActivatePageHandler();
     KeEnableRTC();
     KeEnablePIT();
     KeGetCpuInfos();
-
-    // Memory (2)
-    MmActivatePageHandler();
-
-    // Drivers
     IoEnableKeyb();
 
     // Command line (kernel mode)
diff --git a/kaleid/kernel/mm/paging.c b/kaleid/kernel/mm/paging.c
index 1b7ff74..98864f7 100644
--- a/kaleid/kernel/mm/paging.c
+++ b/kaleid/kernel/mm/paging.c
@@ -22,6 +22,7 @@ enum
 #define RAM_MAX 32
 #define NB_4K 150
                 // * 2 MB
+#define USERSPACE 0x40000000
 
 //-----------