diff --git a/testsuites/unittest/signal/BUILD.gn b/testsuites/unittest/signal/BUILD.gn
index d157f5944d0b8268f66f64ea91f6dfcb75a5bdf1..cf3c76ddd38450ed3be85dc5c96d8a200e6cf933 100644
--- a/testsuites/unittest/signal/BUILD.gn
+++ b/testsuites/unittest/signal/BUILD.gn
@@ -51,7 +51,7 @@ sources_smoke = [
   "smoke/mkfifo_test_002.cpp",
   "smoke/pipe_test_002.cpp",
   "smoke/pipe_test_004.cpp",
-  "smoke/pipe_test_005.cpp",
+  
   "smoke/signal_test_002.cpp",
   "smoke/signal_test_009.cpp",
   "smoke/signal_test_013.cpp",
@@ -107,6 +107,7 @@ sources_full = [
   "full/It_ipc_pipe_003.cpp",
   "full/pipe_test_001.cpp",
   "full/pipe_test_003.cpp",
+  "full/pipe_test_005.cpp",
   "full/pipe_test_006.cpp",
   
 ]
diff --git a/testsuites/unittest/signal/smoke/pipe_test_005.cpp b/testsuites/unittest/signal/full/pipe_test_005.cpp
similarity index 97%
rename from testsuites/unittest/signal/smoke/pipe_test_005.cpp
rename to testsuites/unittest/signal/full/pipe_test_005.cpp
index 4d9802b544ee0469816eb4d1d2e576e0b52705c0..f17964ef00bdeb7227f0494131b25cce10d712c7 100644
--- a/testsuites/unittest/signal/smoke/pipe_test_005.cpp
+++ b/testsuites/unittest/signal/full/pipe_test_005.cpp
@@ -74,7 +74,7 @@ static int PipecommonWrite()
                     exit(errno);
                 }
             }
-            usleep(15000); // 15000, Used to calculate the delay time.
+            usleep(150000); // 150000, Used to calculate the delay time.
         }
         exit(0);
     } else {
diff --git a/testsuites/unittest/signal/signal_test.cpp b/testsuites/unittest/signal/signal_test.cpp
index 5fc18d45da983d0910050cf8d4619f5e4c8a8fa5..959457a5509647622bd4cdc68dc46e2bbae884db 100644
--- a/testsuites/unittest/signal/signal_test.cpp
+++ b/testsuites/unittest/signal/signal_test.cpp
@@ -218,17 +218,6 @@ HWTEST_F(SignalTest, ItPosixPipe002, TestSize.Level0)
     ItPosixPipe002();
 }
 
-/* *
- * @tc.name: ItPosixPipe005
- * @tc.desc: function for SignalTest
- * @tc.type: FUNC
- * @tc.require: AR000EEMQ9
- */
-HWTEST_F(SignalTest, ItPosixPipe005, TestSize.Level0)
-{
-    ItPosixPipe005();
-}
-
 /* *
  * @tc.name: ItPosixMkfifo002
  * @tc.desc: function for SignalTest
@@ -638,6 +627,17 @@ HWTEST_F(SignalTest, ItPosixPipe003, TestSize.Level0)
     ItPosixPipe003();
 }
 
+/* *
+ * @tc.name: ItPosixPipe005
+ * @tc.desc: function for SignalTest
+ * @tc.type: FUNC
+ * @tc.require: AR000EEMQ9
+ */
+HWTEST_F(SignalTest, ItPosixPipe005, TestSize.Level0)
+{
+    ItPosixPipe005();
+}
+
 /* *
  * @tc.name: ItPosixPipe006
  * @tc.desc: function for SignalTest