diff --git a/lib/framework/Makefile.am b/lib/framework/Makefile.am
index b32f26782..e04908ee7 100644
--- a/lib/framework/Makefile.am
+++ b/lib/framework/Makefile.am
@@ -24,6 +24,10 @@ CLEANFILES = \
 	strres_parser.tab.c \
 	strres_parser.tab.h
 
+EXTRA_DIST = \
+	resource_lexer.l resource_parser.y \
+	strres_lexer.l strres_parser.y
+
 noinst_LIBRARIES = libframework.a
 noinst_HEADERS = \
 	strres_parser.tab.h \
diff --git a/lib/gamelib/Makefile.am b/lib/gamelib/Makefile.am
index ce88db74f..5640a6929 100644
--- a/lib/gamelib/Makefile.am
+++ b/lib/gamelib/Makefile.am
@@ -8,15 +8,20 @@ AM_CPPFLAGS = -DYY_NO_INPUT $(SDL_CFLAGS) $(WZ_CPPFLAGS)
 AM_CFLAGS = $(WZ_CFLAGS)
 AM_LFLAGS = $(FLEX_FLAGS)
 AM_YFLAGS = -d
+
 BUILT_SOURCES = \
 	audp_lexer.lex.c \
 	audp_parser.tab.c \
 	audp_parser.tab.h
+
 CLEANFILES = \
 	audp_lexer.lex.c \
 	audp_parser.tab.c \
 	audp_parser.tab.h
 
+EXTRA_DIST = \
+	audp_lexer.l audp_parser.y
+
 noinst_LIBRARIES = libgamelib.a
 noinst_HEADERS = \
 	audp_parser.tab.h \
diff --git a/lib/script/Makefile.am b/lib/script/Makefile.am
index e64c75949..bb5a352e5 100644
--- a/lib/script/Makefile.am
+++ b/lib/script/Makefile.am
@@ -8,6 +8,7 @@ AM_CPPFLAGS = -DYY_NO_INPUT $(SDL_CFLAGS) $(WZ_CPPFLAGS)
 AM_CFLAGS = $(WZ_CFLAGS)
 AM_LFLAGS = $(FLEX_FLAGS)
 AM_YFLAGS = -d
+
 BUILT_SOURCES = \
 	chat_lexer.lex.c \
 	chat_parser.tab.c \
@@ -24,6 +25,10 @@ CLEANFILES = \
 	script_parser.tab.c \
 	script_parser.tab.h
 
+EXTRA_DIST = \
+	chat_lexer.l chat_parser.y \
+	script_lexer.l script_parser.y
+
 noinst_LIBRARIES = libscript.a
 noinst_HEADERS = \
 	chat_parser.tab.h \
diff --git a/src/Makefile.am b/src/Makefile.am
index 9e5117238..62771c8a8 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -47,6 +47,11 @@ CLEANFILES = \
 	scriptvals_parser.tab.c \
 	scriptvals_parser.tab.h
 
+EXTRA_DIST = \
+	message_lexer.l message_parser.y \
+	scriptvals_lexer.l scriptvals_parser.y \
+	level_lexer.l
+
 bin_PROGRAMS = warzone2100
 noinst_HEADERS = \
 	action.h \