diff --git a/platform/galileo/loader.S b/platform/galileo/loader.S
index 9e0458dda..146665d4a 100644
--- a/platform/galileo/loader.S
+++ b/platform/galileo/loader.S
@@ -28,6 +28,10 @@
  * OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+# Kernel
+.set STACK_SIZE, 8192
+
+# Multiboot
 .set MAGIC_NUMBER, 0x1BADB002
 .set FLAGS, 0x0
 .set CHECKSUM, -MAGIC_NUMBER
@@ -38,10 +42,14 @@
 .long FLAGS
 .long CHECKSUM
 
+# Reserve space for the C stack.
+.lcomm c_stack, STACK_SIZE
+
 .section .text
 .global start
 start:
         cli
+        movl $(c_stack + STACK_SIZE), %esp
         call main
 
         /* We're not expected to return from main(). But if we do we halt */