diff --git a/src/sampling/Make/options b/src/sampling/Make/options
index 3f6a7a4226..3fbc509d54 100644
--- a/src/sampling/Make/options
+++ b/src/sampling/Make/options
@@ -11,4 +11,5 @@ LIB_LIBS = \
     -lmeshTools \
     -lsurfMesh \
     -ltriSurface \
-    -llagrangian
+    -llagrangian \
+    -lconversion