Cleanup in examples directory
diff --git a/grc/gsm_extract_system_info.xml b/grc/gsm_extract_system_info.xml
index 72434f6..4316d14 100644
--- a/grc/gsm_extract_system_info.xml
+++ b/grc/gsm_extract_system_info.xml
@@ -2,7 +2,7 @@
 <block>
   <name>extract_system_info</name>
   <key>gsm_extract_system_info</key>
-  <category>gsm</category>
+  <category>GSM</category>
   <import>import gsm</import>
   <make>gsm.extract_system_info()</make>