diff --git a/man2/ioctl_userfaultfd.2 b/man2/ioctl_userfaultfd.2
index a91049efb..9f8d80c6c 100644
--- a/man2/ioctl_userfaultfd.2
+++ b/man2/ioctl_userfaultfd.2
@@ -355,7 +355,7 @@ is zero; or these fields are otherwise invalid.
 There as an incompatible mapping in the specified address range.
 .\" Mike Rapoport:
 .\" ENOMEM if the process is exiting and the
-.\" mm_struct has gone by the time userfault grabs it. 
+.\" mm_struct has gone by the time userfault grabs it.
 .SS UFFDIO_UNREGISTER
 (Since Linux 4.3.)
 Unregister a memory address range from userfaultfd.
diff --git a/man5/slabinfo.5 b/man5/slabinfo.5
index d5de0682f..c5d9beb62 100644
--- a/man5/slabinfo.5
+++ b/man5/slabinfo.5
@@ -136,7 +136,7 @@ when refilling the available object list.
 .TP
 .I sharedfactor
 [To be documented]
-.\" 
+.\"
 .PP
 The
 .I slabdata
diff --git a/man7/socket.7 b/man7/socket.7
index 33376e6f4..455684255 100644
--- a/man7/socket.7
+++ b/man7/socket.7
@@ -523,9 +523,9 @@ This provides optimal NUMA behavior and keeps CPU caches hot.
 .\" >
 .\" > Sorry -- I'm lost here. How does this comment relate to the proposed
 .\" > man page text above?
-.\"  
+.\"
 .\" Simply that :
-.\"  
+.\"
 .\" If an application uses both SO_INCOMING_CPU and SO_REUSEPORT, then
 .\" SO_REUSEPORT logic, selecting the socket to receive the packet, ignores
 .\" SO_INCOMING_CPU setting.