diff --git a/man4/random.4 b/man4/random.4
index 16b62966f..c9fd47a25 100644
--- a/man4/random.4
+++ b/man4/random.4
@@ -99,7 +99,7 @@ so if any program reads more than 256 bits (32 bytes) from the kernel
 random pool per invocation, or per reasonable re-seed interval (not less
 than one minute), that should be taken as a sign that its cryptography is
 .I not
-skilfuly implemented.
+skilfully implemented.
 .SS Configuration
 If your system does not have
 \fI/dev/random\fP and \fI/dev/urandom\fP created already, they