diff --git a/documentation/ethercat_doc.tex b/documentation/ethercat_doc.tex
index f60ffd89..9a8b1509 100644
--- a/documentation/ethercat_doc.tex
+++ b/documentation/ethercat_doc.tex
@@ -2444,8 +2444,8 @@ command:
 Please note, that the frame rate can be very high. With an application
 connected, the debug interface can produce thousands of frames per second.
 
-\paragraph{Attention} The socket buffers needed for the operation of the debug
-interface have to be allocated dynamically. Some Linux realtime extensions do
+\paragraph{Attention} The socket buffers needed for the operation of debug
+interfaces have to be allocated dynamically. Some Linux realtime extensions do
 not allow this in realtime context!
 
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