diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 795eafe3..4a64ff77 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,7 +17,9 @@ jobs:
         cmake --build build
         tree -sha build
     - name: Test
-      run: ASAN_OPTIONS=detect_leaks=0 LSAN_OPTIONS=verbosity=1:log_threads=1 cmake --build build --target test
+      run: |
+        cd build
+        ASAN_OPTIONS=detect_leaks=0 LSAN_OPTIONS=verbosity=1:log_threads=1 CTEST_OUTPUT_ON_FAILURE=1 ctest -VV --output-on-failure
 
   macos:
     runs-on: macos-latest
@@ -33,7 +35,9 @@ jobs:
         cmake --build build
         tree -sha build
     - name: Test
-      run: cmake --build build --target test
+      run: |
+        cd build
+        CTEST_OUTPUT_ON_FAILURE=1 ctest -VV --output-on-failure
 
   # freebsd:
   #   runs-on: macos-latest
@@ -63,7 +67,7 @@ jobs:
     - name: Test
       run: |
         cd build
-        ctest -VV -C "Debug"
+        ctest -VV -C "Debug" --output-on-failure
 
   windows-mingw:
     runs-on: "windows-latest"
@@ -76,4 +80,6 @@ jobs:
         cmake --build build
         tree /a /f build
     - name: Test
-      run: cmake --build build --target test
+      run: |
+        cd build
+        ctest -VV -C "Debug" --output-on-failure
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8f10e0c1..685f6f93 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.14)
+cmake_minimum_required(VERSION 3.17)
 
 project(zip
   LANGUAGES C
diff --git a/src/zip.c b/src/zip.c
index 98f4e40f..2c24e9e2 100644
--- a/src/zip.c
+++ b/src/zip.c
@@ -589,15 +589,16 @@ static int zip_entry_finalize(struct zip_t *zip,
                               const ssize_t n) {
 
   ssize_t i = 0;
-  mz_uint64 *local_header_ofs_array = (mz_uint64 *)calloc(n, sizeof(mz_uint64));
-  if (!local_header_ofs_array) {
-    return ZIP_EOOMEM;
-  }
 
   if(n == 0) {
     return 0;
   }
 
+  mz_uint64 *local_header_ofs_array = (mz_uint64 *)calloc(n, sizeof(mz_uint64));
+  if (!local_header_ofs_array) {
+    return ZIP_EOOMEM;
+  }
+
   for (i = 0; i < n; ++i) {
     local_header_ofs_array[i] = entry_mark[i].m_local_header_ofs;
     ssize_t index = zip_sort(local_header_ofs_array, i);
@@ -1843,7 +1844,15 @@ struct zip_t *zip_stream_openwitherror(const char *stream, size_t size,
   // for modes 'd' and 'w', would be better to use mz_zip_reader_init_writer, but there's no clean
   // way to load the existing stream with that.
   if ((stream != NULL) && (size > 0) && (mode == 'r' || mode == 'd' || mode == 'w')) {
-    if (!mz_zip_reader_init_mem(&(zip->archive), stream, size, 0)) {
+    uint8_t *stream_copy = (uint8_t *)malloc(size); 
+
+    if(!stream_copy) {
+      *errnum = ZIP_EOOMEM;
+      goto cleanup;
+    }
+    memcpy(stream_copy, stream, size);
+
+    if (!mz_zip_reader_init_mem(&(zip->archive), stream_copy, size, 0)) {
       *errnum = ZIP_ERINIT;
       goto cleanup;
     }
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 3a8d7cab..5dae8aa6 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.14)
+cmake_minimum_required(VERSION 3.17)
 
 find_package(Sanitizers)
 
diff --git a/test/test_entry.c b/test/test_entry.c
index 7fae49d8..857edffc 100644
--- a/test/test_entry.c
+++ b/test/test_entry.c
@@ -410,7 +410,7 @@ MU_TEST(test_entries_delete_stream) {
   zdata = (uint8_t *)malloc(zsize);
   mu_check(zdata != NULL);
 
-  rc = fread(zdata, zsize, 1, fh);
+  rc = fread(zdata, sizeof(uint8_t), zsize, fh);
   mu_check(rc >= 1);
 
   fclose(fh);
@@ -424,10 +424,13 @@ MU_TEST(test_entries_delete_stream) {
   zip_stream_copy(zip, (void **)&modified_zdata, &zsize);
   mu_check(modified_zdata != NULL);
 
-  zip_stream_close(zip);
   free(zdata);
   zdata = NULL;
 
+  // Note that zip_stream_close will free the zdata passed in zip_stream_open
+  zip_stream_close(zip);
+  zdata = NULL;
+
   zip = zip_stream_open(modified_zdata, zsize, 0, 'r');
   mu_check(zip != NULL);