diff --git a/projects/hip-tests/catch/unit/printf/hipPrintfBasic.cc b/projects/hip-tests/catch/unit/printf/hipPrintfBasic.cc
index ae46254abe..cdaafa5d75 100644
--- a/projects/hip-tests/catch/unit/printf/hipPrintfBasic.cc
+++ b/projects/hip-tests/catch/unit/printf/hipPrintfBasic.cc
@@ -218,6 +218,7 @@ TEST_CASE("Unit_Printf_PrintfBasicTsts") {
   test_divergent0(retval, num_blocks, threads_per_block);
   test_divergent1(retval, num_blocks, threads_per_block);
   test_series(retval, num_blocks, threads_per_block);
+  HIP_CHECK(hipFree(retval_void));
 }
 /**
 * End doxygen group PrintfTest.
diff --git a/projects/hip-tests/catch/unit/printf/hipPrintfManyWaves.cc b/projects/hip-tests/catch/unit/printf/hipPrintfManyWaves.cc
index c8821d9453..48378d2adb 100644
--- a/projects/hip-tests/catch/unit/printf/hipPrintfManyWaves.cc
+++ b/projects/hip-tests/catch/unit/printf/hipPrintfManyWaves.cc
@@ -272,6 +272,7 @@ TEST_CASE("Unit_Printf_PrintfManyWaves") {
   test_mixed2(retval, num_blocks, threads_per_block);
   test_mixed3(retval, num_blocks, threads_per_block);
   test_numbers(num_blocks, threads_per_block);
+  HIP_CHECK(hipFree(retval_void));
 }
 /**
 * End doxygen group PrintfTest.