diff --git a/Makefile b/Makefile
index c47b377a..fd97f20e 100644
--- a/Makefile
+++ b/Makefile
@@ -48,7 +48,7 @@ docker:
 
 presubmit: vet
 	@echo ">> checking go formatting"
-	@./build/check_gofmt.sh .
+	@./build/check_gofmt.sh
 	@echo ">> checking file boilerplate"
 	@./build/check_boilerplate.sh
 
diff --git a/build/check_gofmt.sh b/build/check_gofmt.sh
index 65049074..cb57aaf5 100755
--- a/build/check_gofmt.sh
+++ b/build/check_gofmt.sh
@@ -14,12 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# Check usage.
-if [ $# -ne 1 ]; then
-  echo "USAGE: check_gofmt <source directory>"
-  exit 1
-fi
-
 # Check formatting on non Godep'd code.
 GOFMT_PATHS=$(find . -not -wholename "*.git*" -not -wholename "*Godeps*" -not -wholename "*vendor*" -not -name "." -type d)