diff --git a/nuttx/configs/compal_e88/README.txt b/nuttx/configs/compal_e88/README.txt
index 67a73696fa..637d5e3aec 100755
--- a/nuttx/configs/compal_e88/README.txt
+++ b/nuttx/configs/compal_e88/README.txt
@@ -26,9 +26,9 @@ directory at same level as the nuttx project:
   |- apps
   `- osmocom-bb
 
-If you attempt to build this configuration, you will get compilation errors
-in drivers/sercomm due to header files that are needed from the osmocom-bb
-directory.
+If you attempt to build this configuration without osmocom-bb, you will
+get compilation errors in drivers/sercomm due to header files that are
+needed from the osmocom-bb directory.
 
 By defult, NuttX will use sercomm (HDLC protocol) to communicate with the
 host system. Sercomm is the transport used by osmocom-bb that runs on top
diff --git a/nuttx/configs/compal_e88/src/Make.dep b/nuttx/configs/compal_e88/src/Make.dep
deleted file mode 100644
index b8378cf70c..0000000000
--- a/nuttx/configs/compal_e88/src/Make.dep
+++ /dev/null
@@ -1 +0,0 @@
-dummy.o: dummy.c
diff --git a/nuttx/configs/compal_e99/README.txt b/nuttx/configs/compal_e99/README.txt
index 4482b6d912..47ad8deb04 100755
--- a/nuttx/configs/compal_e99/README.txt
+++ b/nuttx/configs/compal_e99/README.txt
@@ -26,9 +26,9 @@ directory at same level as the nuttx project:
   |- apps
   `- osmocom-bb
 
-If you attempt to build this configuration, you will get compilation errors
-in drivers/sercomm due to header files that are needed from the osmocom-bb
-directory.
+If you attempt to build this configuration without osmocom-bb, you will
+get compilation errors in drivers/sercomm due to header files that are
+needed from the osmocom-bb directory.
 
 By defult, NuttX will use sercomm (HDLC protocol) to communicate with the
 host system. Sercomm is the transport used by osmocom-bb that runs on top
diff --git a/nuttx/configs/compal_e99/src/Make.dep b/nuttx/configs/compal_e99/src/Make.dep
deleted file mode 100644
index b8378cf70c..0000000000
--- a/nuttx/configs/compal_e99/src/Make.dep
+++ /dev/null
@@ -1 +0,0 @@
-dummy.o: dummy.c