modified   gnu/packages/gnupg.scm
@@ -138,15 +138,14 @@ generation.")
 (define libgcrypt-1.5.6
   (package
     (inherit libgcrypt-1.5)
-    (source
-     (let ((version "1.5.6"))
-       (origin
-         (method url-fetch)
-         (uri (string-append "mirror://gnupg/libgcrypt/libgcrypt-"
-                             version ".tar.bz2"))
-         (sha256
-          (base32
-           "0ydy7bgra5jbq9mxl5x031nif3m6y3balc6ndw2ngj11wnsjc61h")))))))
+    (version "1.5.6")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "mirror://gnupg/libgcrypt/libgcrypt-"
+                                  version ".tar.bz2"))
+              (sha256
+               (base32
+                "0ydy7bgra5jbq9mxl5x031nif3m6y3balc6ndw2ngj11wnsjc61h"))))))
 
 (define-public libassuan
   (package
modified   gnu/packages/tls.scm
@@ -215,16 +215,15 @@ required structures.")
 (define gnutls-3.5.4
   (package
     (inherit gnutls)
-    (source
-      (let ((version "3.5.4"))
-        (origin
-          (method url-fetch)
-          (uri (string-append "mirror://gnupg/gnutls/v"
-                              (version-major+minor version)
-                              "/gnutls-" version ".tar.xz"))
-          (sha256
-           (base32
-            "1sx8p7v452s9m854r2c5pvcd1k15a3caiv5h35fhrxz0691h2f2f")))))))
+    (version "3.5.4")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "mirror://gnupg/gnutls/v"
+                                  (version-major+minor version)
+                                  "/gnutls-" version ".tar.xz"))
+              (sha256
+               (base32
+                "1sx8p7v452s9m854r2c5pvcd1k15a3caiv5h35fhrxz0691h2f2f"))))))
 
 (define-public openssl