diff --git a/.github/trigger_files/beam_PostCommit_Python_Xlang_IO_Direct.json b/.github/trigger_files/beam_PostCommit_Python_Xlang_IO_Direct.json
index c537844dc84a..f1ba03a243ee 100644
--- a/.github/trigger_files/beam_PostCommit_Python_Xlang_IO_Direct.json
+++ b/.github/trigger_files/beam_PostCommit_Python_Xlang_IO_Direct.json
@@ -1,4 +1,4 @@
 {
   "comment": "Modify this file in a trivial way to cause this test suite to run",
-  "modification": 3
+  "modification": 5
 }
diff --git a/buildSrc/src/main/groovy/org/apache/beam/gradle/BeamModulePlugin.groovy b/buildSrc/src/main/groovy/org/apache/beam/gradle/BeamModulePlugin.groovy
index bff5aee4f6a1..531bcf8eead2 100644
--- a/buildSrc/src/main/groovy/org/apache/beam/gradle/BeamModulePlugin.groovy
+++ b/buildSrc/src/main/groovy/org/apache/beam/gradle/BeamModulePlugin.groovy
@@ -3143,9 +3143,11 @@ class BeamModulePlugin implements Plugin<Project> {
           if (extra) {
             installTargets = "${distTarBall}[${packages},${extra}]"
           }
+          def uvCacheDir = "${project.ext.envdir}/.uv_cache"
           project.exec {
             executable 'sh'
-            args '-c', ". ${project.ext.envdir}/bin/activate && pip install uv && uv pip install --pre ${installTargets}"
+            // Default uv cache is global; py310/py314 installGcpTest fight over the same lock.
+            args '-c', ". \"${project.ext.envdir}/bin/activate\" && pip install uv && uv pip install --cache-dir \"${uvCacheDir}\" --pre \"${installTargets}\""
           }
         }
       }