diff --git a/gnu/packages/admin.scm b/gnu/packages/admin.scm
index bfab7cd9ce..aba5a51a4c 100644
--- a/gnu/packages/admin.scm
+++ b/gnu/packages/admin.scm
@@ -510,14 +510,14 @@ network statistics collection, security monitoring, network debugging, etc.")
 (define-public tcpdump
   (package
     (name "tcpdump")
-    (version "4.5.1")
+    (version "4.7.4")
     (source (origin
               (method url-fetch)
               (uri (string-append "http://www.tcpdump.org/release/tcpdump-"
                                   version ".tar.gz"))
               (sha256
                (base32
-                "15hb7zkzd66nag102qbv100hcnf7frglbkylmr8adwr8f5jkkaql"))))
+                "1byr8w6grk08fsq0444jmcz9ar89lq9nf4mjq2cny0w9k8k21rbb"))))
     (build-system gnu-build-system)
     (inputs `(("libpcap" ,libpcap)
               ("openssl" ,openssl)))