diff --git a/elem.c b/elem.c
index 672fa0f4..fdee727a 100644
--- a/elem.c
+++ b/elem.c
@@ -130,10 +130,10 @@ static int filter_apply(struct snapraid_filter* filter, const char* path, const
 
 	if (filter->is_path) {
 		/* skip initial slash, as always missing from the path */
-		if (fnmatch(filter->pattern + 1, path, FNM_PATHNAME) == 0)
+		if (fnmatch(filter->pattern + 1, path, FNM_PATHNAME | FNM_CASEINSENSITIVE_FOR_WIN) == 0)
 			return filter->direction;
 	} else {
-		if (fnmatch(filter->pattern, name, 0) == 0)
+		if (fnmatch(filter->pattern, name, FNM_CASEINSENSITIVE_FOR_WIN) == 0)
 			return filter->direction;
 	}
 
@@ -186,8 +186,7 @@ static int filter_element(tommy_list* filterlist, const char* disk, const char*
 		struct snapraid_filter* filter = i->data;
 
 		if (filter->is_disk) {
-			/* using fnmatch allows to ignore case in windows */
-			if (fnmatch(filter->pattern, disk, 0) == 0)
+			if (fnmatch(filter->pattern, disk, FNM_CASEINSENSITIVE_FOR_WIN) == 0)
 				ret = filter->direction;
 			else
 				ret = 0;
@@ -263,13 +262,13 @@ int filter_content(tommy_list* contentlist, const char* path)
 
 		/* FNM_PATHNAME because we are comparing full path */
 		/* FNM_NOESCAPE because the pattern is also a path, surely without escape chars */
-		/* using fnmatch allows to ignore case in windows */
-		if (fnmatch(content->content, path, FNM_PATHNAME | FNM_NOESCAPE) == 0)
+		/* FNM_NOCASEINWIN ignore case only in windows */
+		if (fnmatch(content->content, path, FNM_PATHNAME | FNM_NOESCAPE | FNM_CASEINSENSITIVE_FOR_WIN) == 0)
 			return -1;
 
 		/* exclude also the ".tmp" copy used to save it */
 		pathprint(tmp, sizeof(tmp), "%s.tmp", content->content);
-		if (fnmatch(tmp, path, FNM_PATHNAME | FNM_NOESCAPE) == 0)
+		if (fnmatch(tmp, path, FNM_PATHNAME | FNM_NOESCAPE | FNM_CASEINSENSITIVE_FOR_WIN) == 0)
 			return -1;
 	}
 
diff --git a/portable.h b/portable.h
index 67ce7ef5..9ce0cafb 100644
--- a/portable.h
+++ b/portable.h
@@ -101,6 +101,15 @@
 #include "fnmatch.h"
 #endif
 
+/**
+ * Disable case check in Windows.
+ */
+#ifdef _WIN32
+#define FNM_CASEINSENSITIVE_FOR_WIN FNM_CASEFOLD
+#else
+#define FNM_CASEINSENSITIVE_FOR_WIN 0
+#endif
+
 #if HAVE_IO_H
 #include <io.h>
 #endif
diff --git a/scan.c b/scan.c
index d12b8118..41f67ce6 100644
--- a/scan.c
+++ b/scan.c
@@ -587,7 +587,7 @@ static int scan_dir(struct snapraid_scan* scan, struct snapraid_state* state, in
 			exit(EXIT_FAILURE);
 		}
 
-		/* exclude hidden stuff even beforer calling lstat() */
+		/* exclude hidden files even beforer calling lstat() */
 		if (filter_hidden(state->filter_hidden, dd) != 0) {
 			if (state->verbose) {
 				printf("Excluding hidden '%s'\n", path_next);
@@ -595,7 +595,7 @@ static int scan_dir(struct snapraid_scan* scan, struct snapraid_state* state, in
 			continue;
 		}
 
-		/* exclude content files even beforer calling lstat() */
+		/* exclude content files even before calling lstat() */
 		if (filter_content(&state->contentlist, path_next) != 0) {
 			if (state->verbose) {
 				printf("Excluding content '%s'\n", path_next);