diff --git a/codecov_cli/helpers/folder_searcher.py b/codecov_cli/helpers/folder_searcher.py
index cc87238a..e5b02b16 100644
--- a/codecov_cli/helpers/folder_searcher.py
+++ b/codecov_cli/helpers/folder_searcher.py
@@ -85,7 +85,9 @@ def search_files(
                     yield file_path
 
 
-def globs_to_regex(patterns: List[str]) -> Optional[Pattern]:
+def globs_to_regex(
+    patterns: List[str], case_sensitive: bool = True
+) -> Optional[Pattern]:
     """
     Converts a list of glob patterns to a combined ORed regex
 
@@ -100,4 +102,7 @@ def globs_to_regex(patterns: List[str]) -> Optional[Pattern]:
         return None
 
     regex_str = ["(" + translate(pattern) + ")" for pattern in patterns]
-    return re.compile("|".join(regex_str))
+    if case_sensitive:
+        return re.compile("|".join(regex_str))
+    else:
+        return re.compile("|".join(regex_str), re.IGNORECASE)
diff --git a/codecov_cli/services/upload/file_finder.py b/codecov_cli/services/upload/file_finder.py
index 9c0a89cc..8e0de6d5 100644
--- a/codecov_cli/services/upload/file_finder.py
+++ b/codecov_cli/services/upload/file_finder.py
@@ -128,7 +128,7 @@
     "inputFiles.lst",
     "phpunit-code-coverage.xml",
     "phpunit-coverage.xml",
-    "remapInstanbul.coverage*.json",
+    "remapIstanbul.coverage*.json",
     "scoverage.measurements.*",
     "test_*_coverage.txt",
     "test-result-*-codecoverage.json",
@@ -209,7 +209,9 @@ def find_files(self) -> List[UploadCollectionResultFile]:
         if self.explicitly_listed_files:
             user_files_paths = self.get_user_specified_files(regex_patterns_to_exclude)
         if not self.disable_search:
-            regex_patterns_to_include = globs_to_regex(files_patterns)
+            regex_patterns_to_include = globs_to_regex(
+                files_patterns, case_sensitive=False
+            )
             assert regex_patterns_to_include  # this is never `None`
             files_paths = search_files(
                 self.search_root,
diff --git a/tests/services/upload/test_coverage_file_finder.py b/tests/services/upload/test_coverage_file_finder.py
index 201701c8..580da6f9 100644
--- a/tests/services/upload/test_coverage_file_finder.py
+++ b/tests/services/upload/test_coverage_file_finder.py
@@ -101,7 +101,12 @@ def test_find_coverage_files_test_results(self, tmp_path):
         (tmp_path / "sub" / "subsub").mkdir()
         (tmp_path / "node_modules").mkdir()
 
-        should_find = ["junit.xml", "abc.junit.xml", "sub/junit.xml"]
+        should_find = [
+            "junit.xml",
+            "abc.junit.xml",
+            "sub/junit.xml",
+            "sub/TEST-something.xml",
+        ]
 
         should_ignore = [
             "abc.codecov.exe",
@@ -330,6 +335,7 @@ def test_find_coverage_files_with_user_specified_files_not_found(
             project_root / "coverage.xml",
             project_root / "subdirectory" / "test_coverage.xml",
             project_root / ".tox" / "another_file.abc",
+            project_root / ".tox" / "ANOTHER_FILE.abc",
         ]
         (project_root / "subdirectory").mkdir()
         (project_root / ".tox").mkdir()