diff --git a/Readme.md b/Readme.md
index 2379d66..ea72e6c 100644
--- a/Readme.md
+++ b/Readme.md
@@ -355,4 +355,5 @@ Power amplifier output power setting 1.
 
 ### PA_TABLE0 (0xDF2E)
 
-Power amplifier output power setting 0.
\ No newline at end of file
+Power amplifier output power setting 0.
+
diff --git a/circle.yml b/circle.yml
index b687732..cea9b9e 100644
--- a/circle.yml
+++ b/circle.yml
@@ -1,11 +1,12 @@
-machine:
-  pre:
-    - sudo apt-get install -y sdcc
-    - go get github.com/tcnksm/ghr
 test:
   override:
     - ./build-all.sh
 
+dependencies:
+  pre:
+    - sudo apt-get install -y sdcc
+    - go get github.com/tcnksm/ghr
+
 deployment:
   release:
     branch: master
diff --git a/commands.c b/commands.c
index fd13304..9f8abb6 100644
--- a/commands.c
+++ b/commands.c
@@ -40,7 +40,7 @@ void cmd_get_state() {
 }
 
 void cmd_get_version() {
-  serial_tx_str("subg_rfspy 0.9");
+  serial_tx_str("subg_rfspy 1.0");
 }
 
 void do_cmd(uint8_t cmd) {
diff --git a/tools/serial_rf_spy.py b/tools/serial_rf_spy.py
index 8326bcc..4e4b975 100755
--- a/tools/serial_rf_spy.py
+++ b/tools/serial_rf_spy.py
@@ -53,14 +53,13 @@ def sync(self):
       data = self.get_response(1)
       if data == "OK":
         print "RileyLink " + data
-        break 
-      print "retry", len(data), str(data).encode('hex')
- 
+        break
+      print "retry", len(data), str(data).encode('hex'), "(Do you need to run 'export RFSPY_RTSCTS=0' first?)"
+
     while 1:
       self.send_command(self.CMD_GET_VERSION) 
       data = self.get_response(1)
       if len(data) >= 3:
         print "Version: " + data
-        break 
-      print "retry", len(data), str(data).encode('hex')
-
+        break
+      print "retry", len(data), str(data).encode('hex'), "(Do you need to run 'export RFSPY_RTSCTS=0' first?)"