diff --git a/gnu/packages/algebra.scm b/gnu/packages/algebra.scm
index 0318cb531e6b6827c7f1b4fced4b52adba4d91dd..b7e067af00fd85c606805b2307ae2618d5519056 100644
--- a/gnu/packages/algebra.scm
+++ b/gnu/packages/algebra.scm
@@ -196,14 +196,14 @@ (define-public bc
 (define-public fftw
   (package
     (name "fftw")
-    (version "3.3.3")
+    (version "3.3.4")
     (source (origin
              (method url-fetch)
              (uri (string-append "ftp://ftp.fftw.org/pub/fftw/fftw-"
                                  version".tar.gz"))
              (sha256
               (base32
-               "1wwp9b2va7vkq3ay7a9jk22nr4x5q6m37rzqy2j8y3d11c5grkc5"))))
+               "10h9mzjxnwlsjziah4lri85scc05rlajz39nqf3mbh4vja8dw34g"))))
     (build-system gnu-build-system)
     (arguments
      '(#:configure-flags '("--enable-shared" "--enable-openmp")