diff --git a/rtl/freebsd/Makefile.fpc b/rtl/freebsd/Makefile.fpc
index 589633110f..ddf36f5ba5 100644
--- a/rtl/freebsd/Makefile.fpc
+++ b/rtl/freebsd/Makefile.fpc
@@ -68,7 +68,7 @@ DOSDIR=$(UNIXINC)
 DYNLIBS_DEPS_OS=$(DLUNIT)$(PPUEXT)
 DYNLIBSINCDIR=$(UNIXINC)
 
-SYSCALL_DEPS_OS=$(BASEUNIXUNIT)$(PPUEXT) $(UNIXTYPEUNIT)$(PPUEXT) sysnr.inc $(BSDPROCINC)/syscallh.inc
+SYSCALL_DEPS_OS = sysnr.inc $(BSDPROCINC)/syscallh.inc
 SYSUTILSDIR=$(UNIXINC)
 SYSUTILS_DEPS_OS = $(UNIXUNIT)$(PPUEXT) $(ERRORSUNIT)$(PPUEXT)
 
diff --git a/rtl/netbsd/Makefile.fpc b/rtl/netbsd/Makefile.fpc
index 4f55207dc8..d694b90b3b 100644
--- a/rtl/netbsd/Makefile.fpc
+++ b/rtl/netbsd/Makefile.fpc
@@ -66,7 +66,7 @@ CLASSESDIR=$(UNIXINC)
 DOSDIR=$(UNIXINC)
 DYNLIBS_DEPS_OS=$(DLUNIT)$(PPUEXT)
 DYNLIBSINCDIR=$(UNIXINC)
-SYSCALL_DEPS_OS=$(BASEUNIXUNIT)$(PPUEXT) $(UNIXTYPEUNIT)$(PPUEXT) sysnr.inc $(BSDPROCINC)/syscallh.inc
+SYSCALL_DEPS_OS = sysnr.inc $(BSDPROCINC)/syscallh.inc
 SYSUTILSDIR=$(UNIXINC)
 SYSUTILS_DEPS_OS = $(UNIXUNIT)$(PPUEXT) $(ERRORSUNIT)$(PPUEXT)
 
diff --git a/rtl/openbsd/Makefile.fpc b/rtl/openbsd/Makefile.fpc
index 7c7cdaba98..b4c59fc110 100644
--- a/rtl/openbsd/Makefile.fpc
+++ b/rtl/openbsd/Makefile.fpc
@@ -65,7 +65,7 @@ CLASSESDIR=$(UNIXINC)
 DOSDIR=$(UNIXINC)
 DYNLIBS_DEPS_OS=$(DLUNIT)$(PPUEXT)
 DYNLIBSINCDIR=$(UNIXINC)
-SYSCALL_DEPS_OS=$(BASEUNIXUNIT)$(PPUEXT) $(UNIXTYPEUNIT)$(PPUEXT) sysnr.inc setsysnr.inc $(BSDPROCINC)/syscallh.inc
+SYSCALL_DEPS_OS = sysnr.inc setsysnr.inc $(BSDPROCINC)/syscallh.inc
 SYSUTILSDIR=$(UNIXINC)
 SYSUTILS_DEPS_OS = $(UNIXUNIT)$(PPUEXT) $(ERRORSUNIT)$(PPUEXT)