diff --git a/samples/0_Intro/bit_extract/bit_extract.cpp b/samples/0_Intro/bit_extract/bit_extract.cpp
index 3f7636bc08..c3db9c17f9 100644
--- a/samples/0_Intro/bit_extract/bit_extract.cpp
+++ b/samples/0_Intro/bit_extract/bit_extract.cpp
@@ -100,5 +100,11 @@ int main(int argc, char* argv[]) {
             checkHipErrors(hipErrorUnknown);
         }
     }
+
+    checkHipErrors(hipFree(A_d));
+    checkHipErrors(hipFree(C_d));
+    free(A_h);
+    free(C_h);
+
     printf("PASSED!\n");
 }
diff --git a/samples/0_Intro/square/square.cu b/samples/0_Intro/square/square.cu
index eba054b353..cc1a21d61c 100644
--- a/samples/0_Intro/square/square.cu
+++ b/samples/0_Intro/square/square.cu
@@ -94,5 +94,10 @@ int main(int argc, char *argv[])
             CHECK(cudaErrorUnknown);
         }
     }
+
+    CHECK ( cudaFree(A_d));
+    CHECK ( cudaFree(C_d));
+    free(A_h);
+    free(C_h);
     printf ("PASSED!\n");
 }
diff --git a/samples/0_Intro/square/square.hipref.cpp b/samples/0_Intro/square/square.hipref.cpp
index 80ff2a00bf..7efb81adf4 100644
--- a/samples/0_Intro/square/square.hipref.cpp
+++ b/samples/0_Intro/square/square.hipref.cpp
@@ -92,5 +92,11 @@ int main(int argc, char* argv[]) {
             CHECK(hipErrorUnknown);
         }
     }
+
+    CHECK(hipFree(A_d));
+    CHECK(hipFree(C_d));
+    free(A_h);
+    free(C_h);
+
     printf("PASSED!\n");
 }
diff --git a/samples/2_Cookbook/14_gpu_arch/gpuarch.cpp b/samples/2_Cookbook/14_gpu_arch/gpuarch.cpp
index a5d3c11165..73ba757638 100644
--- a/samples/2_Cookbook/14_gpu_arch/gpuarch.cpp
+++ b/samples/2_Cookbook/14_gpu_arch/gpuarch.cpp
@@ -86,5 +86,9 @@ int main() {
   } else {
     std::cout << "success\n";
   }
+  free(hInput);
+  free(hOutput);
+  checkHipErrors(hipFree(dInput));
+  checkHipErrors(hipFree(dOutput));
   return 0;
 }
diff --git a/samples/2_Cookbook/16_assembly_to_executable/square.cpp b/samples/2_Cookbook/16_assembly_to_executable/square.cpp
index 296be3cbbe..d64613fa05 100644
--- a/samples/2_Cookbook/16_assembly_to_executable/square.cpp
+++ b/samples/2_Cookbook/16_assembly_to_executable/square.cpp
@@ -84,5 +84,11 @@ int main(int argc, char *argv[])
             checkHipErrors(hipErrorUnknown);
         }
     }
+
+    checkHipErrors(hipFree(A_d));
+    checkHipErrors(hipFree(C_d));
+    free(A_h);
+    free(C_h);
+
     printf ("PASSED!\n");
 }
diff --git a/samples/2_Cookbook/17_llvm_ir_to_executable/square.cpp b/samples/2_Cookbook/17_llvm_ir_to_executable/square.cpp
index 96dbb54abb..d9c18f1c83 100644
--- a/samples/2_Cookbook/17_llvm_ir_to_executable/square.cpp
+++ b/samples/2_Cookbook/17_llvm_ir_to_executable/square.cpp
@@ -84,5 +84,9 @@ int main(int argc, char *argv[])
             checkHipErrors(hipErrorUnknown);
         }
     }
+    checkHipErrors(hipFree(A_d));
+    checkHipErrors(hipFree(C_d));
+    free(A_h);
+    free(C_h);
     printf ("PASSED!\n");
 }
diff --git a/samples/2_Cookbook/18_cmake_hip_device/square.cpp b/samples/2_Cookbook/18_cmake_hip_device/square.cpp
index 2e07069adf..7a0faa624b 100644
--- a/samples/2_Cookbook/18_cmake_hip_device/square.cpp
+++ b/samples/2_Cookbook/18_cmake_hip_device/square.cpp
@@ -85,5 +85,9 @@ int main(int argc, char *argv[])
             checkHipErrors(hipErrorUnknown);
         }
     }
+    checkHipErrors(hipFree(A_d));
+    checkHipErrors(hipFree(C_d));
+    free(A_h);
+    free(C_h);
     printf ("PASSED!\n");
 }
diff --git a/samples/2_Cookbook/21_cmake_hip_cxx_clang/square.cpp b/samples/2_Cookbook/21_cmake_hip_cxx_clang/square.cpp
index e2f1c0fd51..f834085e52 100644
--- a/samples/2_Cookbook/21_cmake_hip_cxx_clang/square.cpp
+++ b/samples/2_Cookbook/21_cmake_hip_cxx_clang/square.cpp
@@ -85,5 +85,9 @@ int main(int argc, char *argv[])
             checkHipErrors(hipErrorUnknown);
         }
     }
+    checkHipErrors(hipFree(A_d));
+    checkHipErrors(hipFree(C_d));
+    free(A_h);
+    free(C_h);
     printf ("PASSED!\n");
 }
diff --git a/samples/2_Cookbook/22_cmake_hip_lang/square.hip b/samples/2_Cookbook/22_cmake_hip_lang/square.hip
index c74de2698b..8092dbc12d 100644
--- a/samples/2_Cookbook/22_cmake_hip_lang/square.hip
+++ b/samples/2_Cookbook/22_cmake_hip_lang/square.hip
@@ -85,5 +85,9 @@ int main(int argc, char *argv[])
             checkHipErrors(hipErrorUnknown);
         }
     }
+    checkHipErrors(hipFree(A_d));
+    checkHipErrors(hipFree(C_d));
+    free(A_h);
+    free(C_h);
     printf ("PASSED!\n");
 }