diff --git a/cpu/6502/dhcp/Makefile.c128.defines b/cpu/6502/dhcp/Makefile.c128.defines
index 72d71db8b..e7992b5a2 100644
--- a/cpu/6502/dhcp/Makefile.c128.defines
+++ b/cpu/6502/dhcp/Makefile.c128.defines
@@ -1 +1 @@
-DEFINES = WITH_DNS,WITH_GUI
+DEFINES = WITH_DNS,WITH_GUI,WITH_PFS
diff --git a/cpu/6502/dhcp/Makefile.c64.defines b/cpu/6502/dhcp/Makefile.c64.defines
index c514089e0..cecf67164 100644
--- a/cpu/6502/dhcp/Makefile.c64.defines
+++ b/cpu/6502/dhcp/Makefile.c64.defines
@@ -1 +1 @@
-DEFINES = WITH_DNS,WITH_GUI,WITH_MOUSE
+DEFINES = WITH_DNS,WITH_GUI,WITH_MOUSE,WITH_PFS
diff --git a/examples/wget/Makefile.c128.defines b/examples/wget/Makefile.c128.defines
index 405794c09..3dbfd3e2f 100644
--- a/examples/wget/Makefile.c128.defines
+++ b/examples/wget/Makefile.c128.defines
@@ -1 +1 @@
-DEFINES = WITH_LOGGING,WITH_CLIENT,WITH_DNS
+DEFINES = WITH_LOGGING,WITH_CLIENT,WITH_DNS,WITH_PFS
diff --git a/examples/wget/Makefile.c64.defines b/examples/wget/Makefile.c64.defines
index 405794c09..3dbfd3e2f 100644
--- a/examples/wget/Makefile.c64.defines
+++ b/examples/wget/Makefile.c64.defines
@@ -1 +1 @@
-DEFINES = WITH_LOGGING,WITH_CLIENT,WITH_DNS
+DEFINES = WITH_LOGGING,WITH_CLIENT,WITH_DNS,WITH_PFS