3 files changed, 3 insertions, 0 deletions
diff --git a/src/config/defaults/efi.h b/src/config/defaults/efi.h
index 693f55ad9..c0bb78da9 100644
--- a/src/config/defaults/efi.h
+++ b/src/config/defaults/efi.h
@@ -17,6 +17,7 @@
 #define SMBIOS_EFI
 #define SANBOOT_NULL
 #define BOFM_EFI
+#define ENTROPY_NULL
 
 #define	IMAGE_EFI		/* EFI image support */
 #define	IMAGE_SCRIPT		/* iPXE script image support */
diff --git a/src/config/defaults/linux.h b/src/config/defaults/linux.h
index 647dc0a53..6b24da480 100644
--- a/src/config/defaults/linux.h
+++ b/src/config/defaults/linux.h
@@ -14,6 +14,7 @@
 #define NAP_LINUX
 #define SMBIOS_LINUX
 #define SANBOOT_NULL
+#define ENTROPY_NULL
 
 #define DRIVERS_LINUX
 
diff --git a/src/config/defaults/pcbios.h b/src/config/defaults/pcbios.h
index 59adbf785..fb44d0e16 100644
--- a/src/config/defaults/pcbios.h
+++ b/src/config/defaults/pcbios.h
@@ -18,6 +18,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #define UMALLOC_MEMTOP
 #define SMBIOS_PCBIOS
 #define SANBOOT_PCBIOS
+#define ENTROPY_NULL
 
 #define	IMAGE_ELF		/* ELF image support */
 #define	IMAGE_MULTIBOOT		/* MultiBoot image support */