diff --git a/paddle/fluid/operators/elementwise_op.h b/paddle/fluid/operators/elementwise_op.h
index a79b900b9801e6b80e4433a9acdd4dab6c34859d..94df11bee70dec44f19ee9ffff04ca92d5990ee8 100644
--- a/paddle/fluid/operators/elementwise_op.h
+++ b/paddle/fluid/operators/elementwise_op.h
@@ -89,7 +89,7 @@ class ElementwiseOpMaker : public framework::OpProtoAndCheckerMaker {
     AddAttr<bool>("use_mkldnn", "(bool, default false). Used by MKLDNN.")
         .SetDefault(false);
     AddComment(string::Sprintf(R"DOC(
-Limited Elementwise %s Operator
+Elementwise %s Operator
 
 The equation is:
 
diff --git a/paddle/scripts/paddle_build.sh b/paddle/scripts/paddle_build.sh
index 2d11527040d3bb89f54186b042920758168a80c4..8204612891e52572d3329f6d39e218e198220526 100755
--- a/paddle/scripts/paddle_build.sh
+++ b/paddle/scripts/paddle_build.sh
@@ -395,10 +395,11 @@ EOF
         ctest --output-on-failure -j $1     
         # make install should also be test when unittest 
         make install -j 8
-        pip install ${INSTALL_PREFIX:-/paddle/build}/opt/paddle/share/wheels/*.whl
+        pip install --user ${INSTALL_PREFIX:-/paddle/build}/opt/paddle/share/wheels/*.whl
         if [[ ${WITH_FLUID_ONLY:-OFF} == "OFF" ]] ; then
             paddle version
         fi
+        pip uninstall -y paddlepaddle
     fi
 }