diff --git a/gnu/packages/image.scm b/gnu/packages/image.scm
index 7429e9b649f9fdf88d6bf8b0346a595909936589..487635de158ab45dd5c1679f077ecda66f5c0147 100644
--- a/gnu/packages/image.scm
+++ b/gnu/packages/image.scm
@@ -1077,7 +1077,7 @@ (define-public libjpeg-turbo
            (lambda _
              (substitute* "simd/jsimd_mips.c"
                (("env = getenv\\(\"JSIMD_FORCEDSPR2")
-                "char *env = getenv\(\"JSIMD_FORCEDSPR2"))
+                "char *env = getenv(\"JSIMD_FORCEDSPR2"))
              #t)))))
     (home-page "http://www.libjpeg-turbo.org/")
     (synopsis "SIMD-accelerated JPEG image handling library")