diff --git a/Makefile.osx b/Makefile.osx
index 8201a6a..5c30e0c 100644
--- a/Makefile.osx
+++ b/Makefile.osx
@@ -113,7 +113,7 @@
        src/lb_chash.o src/lb_fwlc.o src/lb_fwrr.o src/lb_map.o src/lb_fas.o \
        src/ev_poll.o src/connection.o \
        src/arg.o src/acl.o src/memory.o src/freq_ctr.o \
-       src/auth.o src/stick_table.o src/sample.o
+       src/auth.o src/stick_table.o src/sample.o src/compression.o
 
 EBTREE_OBJS = $(EBTREE_DIR)/ebtree.o \
               $(EBTREE_DIR)/eb32tree.o $(EBTREE_DIR)/eb64tree.o \