diff --git a/Makefile b/Makefile
index d149cc5..d4d1422 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 EXTENSION = vector
 DATA = vector--0.1.0.sql
 MODULE_big = vector
-OBJS = ivfbuild.o ivfflat.o ivfinsert.o ivfkmeans.o ivfscan.o ivfutils.o ivfvacuum.o vector.o
+OBJS = src/ivfbuild.o src/ivfflat.o src/ivfinsert.o src/ivfkmeans.o src/ivfscan.o src/ivfutils.o src/ivfvacuum.o src/vector.o
 
 TESTS = $(wildcard sql/*.sql)
 
diff --git a/ivfbuild.c b/src/ivfbuild.c
similarity index 100%
rename from ivfbuild.c
rename to src/ivfbuild.c
diff --git a/ivfflat.c b/src/ivfflat.c
similarity index 100%
rename from ivfflat.c
rename to src/ivfflat.c
diff --git a/ivfflat.h b/src/ivfflat.h
similarity index 100%
rename from ivfflat.h
rename to src/ivfflat.h
diff --git a/ivfinsert.c b/src/ivfinsert.c
similarity index 100%
rename from ivfinsert.c
rename to src/ivfinsert.c
diff --git a/ivfkmeans.c b/src/ivfkmeans.c
similarity index 100%
rename from ivfkmeans.c
rename to src/ivfkmeans.c
diff --git a/ivfscan.c b/src/ivfscan.c
similarity index 100%
rename from ivfscan.c
rename to src/ivfscan.c
diff --git a/ivfutils.c b/src/ivfutils.c
similarity index 100%
rename from ivfutils.c
rename to src/ivfutils.c
diff --git a/ivfvacuum.c b/src/ivfvacuum.c
similarity index 100%
rename from ivfvacuum.c
rename to src/ivfvacuum.c
diff --git a/vector.c b/src/vector.c
similarity index 100%
rename from vector.c
rename to src/vector.c
diff --git a/vector.h b/src/vector.h
similarity index 100%
rename from vector.h
rename to src/vector.h