diff --git a/src/kernel/Jamfile b/src/kernel/Jamfile
index 93deb989ed..02f6a88f6e 100644
--- a/src/kernel/Jamfile
+++ b/src/kernel/Jamfile
@@ -36,7 +36,7 @@ KernelLd kernel :
 
 	kernel_posix_locale.o
 	kernel_posix_main.o
-#	kernel_posix_signal.o
+	kernel_posix_signal.o
 	kernel_posix_stdio.o
 	kernel_posix_stdlib.o
 	kernel_posix_sys.o
@@ -69,7 +69,7 @@ KernelLd kernel.so :
 
 	kernel_posix_locale.o
 	kernel_posix_main.o
-#	kernel_posix_signal.o
+	kernel_posix_signal.o
 	kernel_posix_stdio.o
 	kernel_posix_stdlib.o
 	kernel_posix_sys.o
@@ -104,7 +104,8 @@ KernelLd libroot.so :
 	posix_malloc.o
 	posix_math.o
 	posix_math_arch_$(OBOS_ARCH).o
-	posix_stdio.o
+	posix_signal.o
+	posix_stdio.o	
 	posix_stdlib.o
 	posix_string.o
 	posix_sys.o
diff --git a/src/kernel/libroot/posix/Jamfile b/src/kernel/libroot/posix/Jamfile
index 2a94ec4485..2d88482ea9 100644
--- a/src/kernel/libroot/posix/Jamfile
+++ b/src/kernel/libroot/posix/Jamfile
@@ -22,7 +22,7 @@ MergeObjectFromObjects kernel_posix_main.o :
 SubInclude OBOS_TOP src kernel libroot posix locale ;
 SubInclude OBOS_TOP src kernel libroot posix malloc ;
 SubInclude OBOS_TOP src kernel libroot posix math ;
-#SubInclude OBOS_TOP src kernel libroot posix signal ;
+SubInclude OBOS_TOP src kernel libroot posix signal ;
 SubInclude OBOS_TOP src kernel libroot posix stdio ;
 SubInclude OBOS_TOP src kernel libroot posix stdlib ;
 SubInclude OBOS_TOP src kernel libroot posix string ;