diff --git a/gnu/packages/rust.scm b/gnu/packages/rust.scm
index b0ad992138..a807978917 100644
--- a/gnu/packages/rust.scm
+++ b/gnu/packages/rust.scm
@@ -227,7 +227,7 @@ safety and thread safety guarantees.")
         (sha256 (base32 "0l8c14qsf42rmkqy92ahij4vf356dbyspxcips1aswpvad81y8qm"))
         (modules '((guix build utils)))
         (snippet '(begin (delete-file-recursively "src/llvm") #t))
-        (patches (map search-patch '("rust-1.19-mrustc.patch")))))
+        (patches (search-patches "rust-1.19-mrustc.patch"))))
     (outputs '("out" "cargo"))
     (properties '((timeout . 72000)               ;20 hours
                   (max-silent-time . 18000)))     ;5 hours (for armel)
@@ -718,8 +718,8 @@ jemalloc = \"" jemalloc "/lib/libjemalloc_pic.a" "\"
                       (delete-file-recursively "src/llvm")
                       (delete-file-recursively "src/llvm-emscripten")
                       #t))
-          (patches (map search-patch
-                        '("rust-1.25-accept-more-detailed-gdb-lines.patch")))))
+          (patches (search-patches
+                     "rust-1.25-accept-more-detailed-gdb-lines.patch"))))
       (arguments
        (substitute-keyword-arguments (package-arguments base-rust)
          ((#:phases phases)
@@ -753,9 +753,9 @@ jemalloc = \"" jemalloc "/lib/libjemalloc_pic.a" "\"
       (source
         (origin
           (inherit (package-source base-rust))
-          (patches (map search-patch
-                        '("rust-coresimd-doctest.patch"
-                          "rust-1.25-accept-more-detailed-gdb-lines.patch")))))
+          (patches (search-patches
+                     "rust-coresimd-doctest.patch"
+                     "rust-1.25-accept-more-detailed-gdb-lines.patch"))))
       (arguments
        (substitute-keyword-arguments (package-arguments base-rust)
          ((#:phases phases)
@@ -823,10 +823,10 @@ jemalloc = \"" jemalloc "/lib/libjemalloc_pic.a" "\"
       (source
         (origin
           (inherit (package-source base-rust))
-          (patches (map search-patch '("rust-coresimd-doctest.patch"
-                                       "rust-bootstrap-stage0-test.patch"
-                                       "rust-1.25-accept-more-detailed-gdb-lines.patch"
-                                       "rust-reproducible-builds.patch")))))
+          (patches (search-patches "rust-coresimd-doctest.patch"
+                                   "rust-bootstrap-stage0-test.patch"
+                                   "rust-1.25-accept-more-detailed-gdb-lines.patch"
+                                   "rust-reproducible-builds.patch"))))
       (native-inputs
        ;; FIXME: Rust 1.27 and some later versions require GDB 8.2 specifically.
        ;; See <https://bugs.gnu.org/37810>.
@@ -859,10 +859,10 @@ jemalloc = \"" jemalloc "/lib/libjemalloc_pic.a" "\"
       (source
         (origin
           (inherit (package-source base-rust))
-          (patches (map search-patch '("rust-coresimd-doctest.patch"
-                                       "rust-bootstrap-stage0-test.patch"
-                                       "rust-1.25-accept-more-detailed-gdb-lines.patch"
-                                       "rust-reproducible-builds.patch")))))
+          (patches (search-patches "rust-coresimd-doctest.patch"
+                                   "rust-bootstrap-stage0-test.patch"
+                                   "rust-1.25-accept-more-detailed-gdb-lines.patch"
+                                   "rust-reproducible-builds.patch"))))
       (inputs
        ;; Use LLVM 6.0
        (alist-replace "llvm" (list llvm-6)
@@ -895,8 +895,8 @@ jemalloc = \"" jemalloc "/lib/libjemalloc_pic.a" "\"
       (source
         (origin
           (inherit (package-source base-rust))
-          (patches (map search-patch '("rust-1.25-accept-more-detailed-gdb-lines.patch"
-                                       "rust-reproducible-builds.patch"))))))))
+          (patches (search-patches "rust-1.25-accept-more-detailed-gdb-lines.patch"
+                                   "rust-reproducible-builds.patch")))))))
 
 (define-public rust-1.30
   (let ((base-rust
@@ -1010,7 +1010,7 @@ move around."
                            (delete-file-recursively "src/tools/lldb")
                            (delete-file-recursively "vendor/jemalloc-sys/jemalloc")
                            #t))
-          (patches (map search-patch '("rust-reproducible-builds.patch")))
+          (patches (search-patches "rust-reproducible-builds.patch"))
           ;; the vendor directory has moved to the root of
           ;; the tarball, so we have to strip an extra prefix
           (patch-flags '("-p2"))))