diff --git a/nongnu/packages/music.scm b/nongnu/packages/music.scm
index 7520eb4..cda5c6a 100644
--- a/nongnu/packages/music.scm
+++ b/nongnu/packages/music.scm
@@ -208,7 +208,7 @@ comprehensively extended, scripted and modified.")
                      (string-append #$output
                       "/opt/bitwig-studio/bitwig-studio")
                      #:skip-argument-0? #t
-                     `("PATH" prefix
+                     `("PATH" suffix
                        (,(string-append #$ffmpeg "/bin")))
                      `("LD_LIBRARY_PATH" ":" suffix
                        (,(string-append (assoc-ref inputs "libc") "/lib")
@@ -224,7 +224,7 @@ comprehensively extended, scripted and modified.")
                         ,(string-append #$xcb-imdkit "/lib")
                         ,(string-append #$xcb-util "/lib")
                         ,(string-append #$xcb-util-wm "/lib")
-                        ,(string-append #$zlib))))))
+                        ,(string-append #$zlib "/lib"))))))
                (replace 'install-license-files
                  (lambda _
                    (install-file