diff --git a/Makefile b/Makefile
old mode 100644
new mode 100755
index 532d8b0..21c354f
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,6 @@
 #!/usr/bin/make -f
 SHELL=bash
 
-# BRanch to match for BReaking changes
-BRBR?=master
-
-.PHONY: lint
-lint:
-	buf check lint
-	buf check breaking --against-input '.git#branch=$(BRBR)'
-
 .PHONY: doc
 # Regenerate documentation for proto files:
 doc:
diff --git a/buf.yaml b/buf.yaml
deleted file mode 100644
index 2006bea..0000000
--- a/buf.yaml
+++ /dev/null
@@ -1,10 +0,0 @@
-lint:
-  use:
-    - DEFAULT
-    - COMMENTS
-    - ENUM_FIRST_VALUE_ZERO
-  except:
-    - PACKAGE_DIRECTORY_MATCH
-    - PACKAGE_VERSION_SUFFIX
-    - ENUM_VALUE_PREFIX
-    - ENUM_ZERO_VALUE_SUFFIX