3 files changed, 2 insertions, 3 deletions
diff --git a/.gitignore b/.gitignore
index 64e7d57..6f62d4e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,7 +5,6 @@ gg
 *.o
 compat/*.o
 docs
-lex.yy.c
 y.tab.*
 Makefile.local
 compile_flags.txt
diff --git a/Dockerfile b/Dockerfile
index 31213dc..4ab92c1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM alpine as builder
 WORKDIR /build
-RUN apk update && apk upgrade && apk add alpine-sdk linux-headers libressl-dev flex bison libevent-dev libevent-static
+RUN apk update && apk upgrade && apk add alpine-sdk linux-headers libressl-dev bison libevent-dev libevent-static
 COPY . .
 RUN make static
 
diff --git a/Makefile b/Makefile
index be01f67..308ccaf 100644
--- a/Makefile
+++ b/Makefile
@@ -24,7 +24,7 @@ TAGS: ${SRCS}
 	@(etags ${SRCS} || true) 2>/dev/null
 
 clean:
-	rm -f *.o compat/*.o lex.yy.c y.tab.c y.tab.h y.output gmid
+	rm -f *.o compat/*.o y.tab.c y.tab.h y.output gmid
 	rm -f compile_flags.txt
 	make -C regress clean