diff --git a/test/images/port-forward-tester/Makefile b/test/images/port-forward-tester/Makefile
index c6a37e9bc0e..576ef5173ff 100644
--- a/test/images/port-forward-tester/Makefile
+++ b/test/images/port-forward-tester/Makefile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-SRSC=portforwardtester
+SRCS=portforwardtester
 ARCH ?= amd64
 TARGET ?= $(CURDIR)
 GOLANG_VERSION ?= latest