--- a/vl/kmeans.c
+++ b/vl/kmeans.c
@@ -669,7 +669,7 @@ VL_XCAT(_vl_kmeans_quantize_, SFX)
 
 #ifdef _OPENMP
 #pragma omp parallel default(none) \
-            shared(self, distances, assignments, numData, distFn, data) \
+            shared(self, distances, assignments, numData, distFn, data, vl_infinity_d) \
             num_threads(vl_get_max_threads())
 #endif
   {