diff --git a/grc/gsm_get_ccch_bursts.xml b/grc/gsm_get_ccch_bursts.xml
index 4c917b2..ca96dcf 100644
--- a/grc/gsm_get_ccch_bursts.xml
+++ b/grc/gsm_get_ccch_bursts.xml
@@ -2,7 +2,7 @@
 <block>
   <name>get_ccch_bursts</name>
   <key>gsm_get_ccch_bursts</key>
-  <category>gsm</category>
+  <category>GSM</category>
   <import>import gsm</import>
   <make>gsm.get_ccch_bursts()</make>
   <sink>