diff --git a/targets/targets.json b/targets/targets.json
index ced5c96269..c5545bd233 100644
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -2915,7 +2915,7 @@
         "progen_target": "rtl8195a",
         "device_has": ["ANALOGIN", "ANALOGOUT", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SPI", "TRNG", "EMAC"],
         "default_build": "standard",
-        "features": ["IPV4", "LWIP"],
+        "features": ["LWIP"],
         "post_binary_hook": {
             "function": "RTL8195ACode.binary_hook",
             "toolchains": ["ARM_STD", "GCC_ARM", "IAR"]
diff --git a/tools/REALTEK_RTL8195AM.py b/tools/REALTEK_RTL8195AM.py
index 15eec962ae..c4b3adddde 100644
--- a/tools/REALTEK_RTL8195AM.py
+++ b/tools/REALTEK_RTL8195AM.py
@@ -33,9 +33,9 @@ def write_fixed_width_string(value, width, output):
 
 def write_fixed_width_value(value, width, output):
         # convert to string
-        line = format(value, '0%dx' %(width))
+        line = format(value, '0%dx' % (width))
         if len(line) > width:
-            print "[ERROR] value 0x%s cannot fit width %d" %(line, width)
+            print "[ERROR] value 0x%s cannot fit width %d" % (line, width)
             sys.exit(-1)
         # cut string to list & reverse
         line = [line[i:i+2] for i in range(0, len(line), 2)]