diff --git a/man2/pipe.2 b/man2/pipe.2
index 9ac0341cf..93fbd36f2 100644
--- a/man2/pipe.2
+++ b/man2/pipe.2
@@ -40,10 +40,10 @@ pipe, pipe2 \- create pipe
 .nf
 .B #include <unistd.h>
 .PP
-.BI "int pipe(int " pipefd "[2]);"
+.BI "int pipe(int " pipefd [2]);
 .PP
 .BR "#define _GNU_SOURCE" "             /* See feature_test_macros(7) */"
-.BR "#include <fcntl.h>" "              /* Obtain O_* constant definitions */"
+.BR "#include <fcntl.h>" "              /* Definition of " O_* " constants */"
 .B #include <unistd.h>
 .PP
 .BI "int pipe2(int " pipefd "[2], int " flags );