diff --git a/src/system/kernel/arch/x86/Jamfile b/src/system/kernel/arch/x86/Jamfile
index ecb9706398..f82f47ef36 100644
--- a/src/system/kernel/arch/x86/Jamfile
+++ b/src/system/kernel/arch/x86/Jamfile
@@ -77,7 +77,7 @@ KernelMergeObject kernel_arch_x86.o :
 CreateAsmStructOffsetsHeader asm_offsets.h : asm_offsets.cpp ;
 
 # We need to specify the dependency on the generated syscalls file explicitly.
-Includes [ FGristFiles arch_x86.S arch_interrupts.S ]
+Includes [ FGristFiles arch_interrupts.S arch_x86.S x86_signals.cpp ]
 	: <syscalls>syscall_numbers.h ;
 Includes [ FGristFiles arch_interrupts.S ]
 	: <syscalls>syscall_table.h ;