diff --git a/sim/Makefile.in b/sim/Makefile.in
index 40cc9dc1871..ba27e9f5c8c 100644
--- a/sim/Makefile.in
+++ b/sim/Makefile.in
@@ -5900,7 +5900,7 @@ testsuite/common/bits64m63.c: testsuite/common/bits-gen$(EXEEXT) testsuite/commo
 @SIM_ENABLE_ARCH_ppc_TRUE@	$(AM_V_at)touch $@
 @SIM_ENABLE_ARCH_ppc_TRUE@ppc/hw.c ppc/hw.h: ppc/stamp-igen
 @SIM_ENABLE_ARCH_ppc_TRUE@$(srcdir)/ppc/pk.h: @MAINT@ ppc/stamp-pk ; @true
-@SIM_ENABLE_ARCH_ppc_TRUE@ppc/stamp-pk: $(srcdir)/ppc/Makefile.in $(ppc_PACKAGE_SRC) $(srcroot)/move-if-change
+@SIM_ENABLE_ARCH_ppc_TRUE@ppc/stamp-pk: $(srcdir)/ppc/local.mk $(ppc_PACKAGE_SRC) $(srcroot)/move-if-change
 @SIM_ENABLE_ARCH_ppc_TRUE@	$(AM_V_GEN)echo "/* Generated file by local.mk; do not edit.  */" > ppc/pk.hin; \
 @SIM_ENABLE_ARCH_ppc_TRUE@	f=""; \
 @SIM_ENABLE_ARCH_ppc_TRUE@	for i in $(ppc_PACKAGE_SRC) ; do \
diff --git a/sim/ppc/local.mk b/sim/ppc/local.mk
index 627a1c6da38..f9f134abe3c 100644
--- a/sim/ppc/local.mk
+++ b/sim/ppc/local.mk
@@ -265,7 +265,7 @@ BUILT_SOURCES += \
 ## NB: The first for loop is to remove duplicates.
 %C%_PACKAGE_SRC = %D%/pk_disklabel.c
 $(srcdir)/%D%/pk.h: @MAINT@ %D%/stamp-pk ; @true
-%D%/stamp-pk: $(srcdir)/%D%/Makefile.in $(%C%_PACKAGE_SRC) $(srcroot)/move-if-change
+%D%/stamp-pk: $(srcdir)/%D%/local.mk $(%C%_PACKAGE_SRC) $(srcroot)/move-if-change
 	$(AM_V_GEN)echo "/* Generated file by local.mk; do not edit.  */" > %D%/pk.hin; \
 	f=""; \
 	for i in $(%C%_PACKAGE_SRC) ; do \