1 files changed, 2 insertions, 1 deletions
diff --git a/src/libnr/nr-matrix.cpp b/src/libnr/nr-matrix.cpp
index 12a2f2fcb..db01b966e 100644
--- a/src/libnr/nr-matrix.cpp
+++ b/src/libnr/nr-matrix.cpp
@@ -11,6 +11,7 @@
  * This code is in public domain
  */
 
+#include <cstdlib>
 #include "nr-matrix.h"
 
 
@@ -605,7 +606,7 @@ void assert_close(Matrix const &a, Matrix const &b)
                 a[0], a[1], b[0], b[1],
                 a[2], a[3], b[2], b[3],
                 a[4], a[5], b[4], b[5]);
-        abort();
+        std::abort();
     }
 }