diff --git a/.github/workflows/build_cc.yml b/.github/workflows/build_cc.yml
index e1dcf089a1..0ebb80fa98 100644
--- a/.github/workflows/build_cc.yml
+++ b/.github/workflows/build_cc.yml
@@ -60,6 +60,15 @@ jobs:
         CC: clang
         CXX: clang++
       if: matrix.variant == 'clang'
+    - name: Test files exist
+      run: |
+        test -f dp/bin/dp_ipi &&
+        test -f dp/lib/libdeepmd_cc.so &&
+        test -f dp/lib/libdeepmd_c.so &&
+        test -f dp/lib/libdeepmd_op.so &&
+        test -f dp/lib/libdeepmd_ipi.so &&
+        test -f dp/lib/libdeepmd_lmp.so &&
+        test -f dp/lib/libdeepmd.so
   pass:
     name: Pass building C++
     needs: [buildcc]
diff --git a/source/ipi/CMakeLists.txt b/source/ipi/CMakeLists.txt
index af291c5451..69ba1f400c 100644
--- a/source/ipi/CMakeLists.txt
+++ b/source/ipi/CMakeLists.txt
@@ -31,11 +31,11 @@ function(_add_ipi_variant variant_name prec_def)
   endif()
 
   if(BUILD_PY_IF)
-    install(TARGETS ${libipiname} DESTINATION lib/)
-    install(TARGETS ${ipiname} DESTINATION bin/)
-  else(BUILD_PY_IF)
     install(TARGETS ${libipiname} DESTINATION deepmd/op/)
     install(TARGETS ${ipiname} DESTINATION deepmd/op/)
+  else(BUILD_PY_IF)
+    install(TARGETS ${libipiname} DESTINATION lib/)
+    install(TARGETS ${ipiname} DESTINATION bin/)
   endif(BUILD_PY_IF)
 endfunction()
 _add_ipi_variant("${HIGH_PREC_VARIANT}" "${HIGH_PREC_DEF}")