diff --git a/architecture/arm/preconfig.in b/architecture/arm/preconfig.in
index d034df09d..f9ad0d95e 100644
--- a/architecture/arm/preconfig.in
+++ b/architecture/arm/preconfig.in
@@ -20,4 +20,4 @@
 # 
 # --- ROCK-COPYRIGHT-NOTE-END ---
 
-CFGTEMP_ARCHLIST="$CFGTEMP_ARCHLIST arm Generic_ARM_Machines (EXPERIMENTAL)"
+CFGTEMP_ARCHLIST="$CFGTEMP_ARCHLIST arm Generic_ARM_Machines_(EXPERIMENTAL)"
diff --git a/target/dietlibc/preconfig.in b/target/dietlibc/preconfig.in
index e1381402c..53197ce5b 100644
--- a/target/dietlibc/preconfig.in
+++ b/target/dietlibc/preconfig.in
@@ -20,4 +20,4 @@
 # 
 # --- ROCK-COPYRIGHT-NOTE-END ---
 
-CFGTEMP_TARGETLIST="$CFGTEMP_TARGETLIST dietlibc Diet_LibC_based_ROCK_Linux (EXPERIMENTAL)"
+CFGTEMP_TARGETLIST="$CFGTEMP_TARGETLIST dietlibc Diet_LibC_based_ROCK_Linux_(EXPERIMENTAL)"