diff --git a/src/include/rules.h b/src/include/rules.h
index 607d7fc..7523347 100644
--- a/src/include/rules.h
+++ b/src/include/rules.h
@@ -30,6 +30,7 @@
 #define ENV_SMM 0
 #define ENV_SECMON 0
 #define ENV_VERSTAGE 0
+#define ENV_RMODULE 0
 
 #elif defined(__ROMSTAGE__)
 #define ENV_BOOTBLOCK 0
@@ -38,6 +39,7 @@
 #define ENV_SMM 0
 #define ENV_SECMON 0
 #define ENV_VERSTAGE 0
+#define ENV_RMODULE 0
 
 #elif defined(__SMM__)
 #define ENV_BOOTBLOCK 0
@@ -46,6 +48,7 @@
 #define ENV_SMM 1
 #define ENV_SECMON 0
 #define ENV_VERSTAGE 0
+#define ENV_RMODULE 0
 
 #elif defined(__SECMON__)
 #define ENV_BOOTBLOCK 0
@@ -54,6 +57,7 @@
 #define ENV_SMM 0
 #define ENV_SECMON 1
 #define ENV_VERSTAGE 0
+#define ENV_RMODULE 0
 
 #elif defined(__VERSTAGE__)
 #define ENV_BOOTBLOCK 0
@@ -62,6 +66,7 @@
 #define ENV_SMM 0
 #define ENV_SECMON 0
 #define ENV_VERSTAGE 1
+#define ENV_RMODULE 0
 
 #elif defined(__RAMSTAGE__)
 #define ENV_BOOTBLOCK 0
@@ -70,6 +75,16 @@
 #define ENV_SMM 0
 #define ENV_SECMON 0
 #define ENV_VERSTAGE 0
+#define ENV_RMODULE 0
+
+#elif defined(__RMODULE__)
+#define ENV_BOOTBLOCK 0
+#define ENV_ROMSTAGE 0
+#define ENV_RAMSTAGE 0
+#define ENV_SMM 0
+#define ENV_SECMON 0
+#define ENV_VERSTAGE 0
+#define ENV_RMODULE 1
 
 #else
 /*
@@ -84,6 +99,7 @@
 #define ENV_SMM 0
 #define ENV_SECMON 0
 #define ENV_VERSTAGE 0
+#define ENV_RMODULE 0
 #endif
 
 /* For romstage and ramstage always build with simple device model, ie.