diff --git a/projects/utf8proc/Dockerfile b/projects/utf8proc/Dockerfile
index b471b00c010d..bacec29b162d 100644
--- a/projects/utf8proc/Dockerfile
+++ b/projects/utf8proc/Dockerfile
@@ -25,4 +25,4 @@ RUN wget -O $SRC/utf8proc/test/NormalizationTest.txt https://www.unicode.org/Pub
 RUN wget -O $SRC/utf8proc/test/GraphemeBreakTest.txt https://www.unicode.org/Public/13.0.0/ucd/auxiliary/GraphemeBreakTest.txt
 
 WORKDIR $SRC/utf8proc/
-COPY build.sh $SRC/
+COPY *.sh $SRC/
diff --git a/projects/utf8proc/run_tests.sh b/projects/utf8proc/run_tests.sh
new file mode 100644
index 000000000000..6c777d57e61b
--- /dev/null
+++ b/projects/utf8proc/run_tests.sh
@@ -0,0 +1,19 @@
+#!/bin/bash -eux
+# Copyright 2025 Google LLC.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+cd build
+make test