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-rw-r--r--gnu/packages/gtk.scm2
1 files changed, 2 insertions, 0 deletions
diff --git a/gnu/packages/gtk.scm b/gnu/packages/gtk.scm
index 078f0e7c84..cee8bd6b44 100644
--- a/gnu/packages/gtk.scm
+++ b/gnu/packages/gtk.scm
@@ -852,6 +852,8 @@ extensive documentation, including API reference and a tutorial.")
              (sha256
               (base32
                "1vpmjqv0aqb1ds0xi6nigxnhlr0c74090xzi15b92amlzkrjyfj4"))))
+    (arguments
+     '(#:configure-flags '("CPPFLAGS=-std=c++11"))) ; required by libsigc++
     (propagated-inputs
      `(("pangomm" ,pangomm)
        ("cairomm" ,cairomm)