diff --git a/asm.m4 b/asm.m4
index bbc30abc99206fc8b80ede4f9a9794a141caf703..9b6d858e98a306daff9916438c1e7a77a3882741 100644
--- a/asm.m4
+++ b/asm.m4
@@ -5,7 +5,7 @@ dnl FORTRAN style comment character
 define(<C>, <
 dnl>)dnl
 
-dnl including files from the srcdir
+dnl Including files from the srcdir
 define(<include_src>, <include(srcdir/$1)>)dnl
 
 dnl Pseudo ops