diff --git a/src/list/Makefile.am b/src/list/Makefile.am
index 8585643..857bce8 100644
--- a/src/list/Makefile.am
+++ b/src/list/Makefile.am
@@ -1,6 +1,8 @@
 ACLOCAL_AMFLAGS = -I m4
 AUTOMAKE_OPTIONS = subdir-objects
 
+EXTRA_DIST = _resize.h
+
 AM_CFLAGS += -I../../include/ -std=c99
 AM_LDFLAGS +=
 
diff --git a/src/set/Makefile.am b/src/set/Makefile.am
index c52022f..b75aba5 100644
--- a/src/set/Makefile.am
+++ b/src/set/Makefile.am
@@ -1,6 +1,8 @@
 ACLOCAL_AMFLAGS = -I m4
 AUTOMAKE_OPTIONS = subdir-objects
 
+EXTRA_DIST = _resize.h
+
 AM_CFLAGS += -I../../include/ -std=c99
 AM_LDFLAGS +=