diff --git a/CHANGELOG.md b/CHANGELOG.md
index 13be8fa..5b099cd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,5 @@
 v 1.3.1
+  - Fix clean target in Makefile. #49
   - Version the generated files and restore the go install command. #47
   - Add reverse order CLI flag. #41
   - Add a tiny Dockerfile showing the build instructions. #44
diff --git a/build.mk b/build.mk
index 70862cf..1a9f940 100644
--- a/build.mk
+++ b/build.mk
@@ -80,5 +80,4 @@ test:
 	@go test ./...
 
 clean:
-	@find pkg -name \*_gen.go -delete
 	@rm -rf ${BIN} ${GENERATOR_BIN} ${BUILDDIR} ${DISTDIR}