1 files changed, 1 insertions, 1 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 6031e441..98508dd0 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -11,7 +11,7 @@ AM_CPPFLAGS = -DDATADIR=\""$(datadir)"\"
 
 pattern_sim_SOURCES = pattern_sim.c diffraction.c utils.c image.c cell.c \
                       hdf5-file.c detector.c sfac.c peaks.c reflections.c \
-                      beam-parameters.c
+                      beam-parameters.c symmetry.c
 if HAVE_OPENCL
 pattern_sim_SOURCES += diffraction-gpu.c cl-utils.c
 endif