2 files changed, 3 insertions, 2 deletions
diff --git a/lib/cleanpath.c b/lib/cleanpath.c
index c3a7e81..fde9e6d 100644
--- a/lib/cleanpath.c
+++ b/lib/cleanpath.c
@@ -80,8 +80,6 @@ void cleanpath_filter(struct CleanPath *path, unsigned mode, const char *pattern
                 }
                 match = regexec(&regex, path->part[i], 0, NULL, 0) == 0 ? 1 : 0;
                 regfree(&regex);
-#else
-                fprintf(stderr, "WARNING: --regex|-r is not implemented on Windows. Using default filter mode.\n");
 #endif
                 break;
             case CLEANPATH_FILTER_EXACT:
diff --git a/src/main.c b/src/main.c
index ec77f78..216b875 100644
--- a/src/main.c
+++ b/src/main.c
@@ -145,6 +145,9 @@ int main(int argc, char *argv[]) {
         }
         if (ARGM("--regex") || ARGM("-r")) {
             filter_mode = CLEANPATH_FILTER_REGEX;
+#if OS_WINDOWS
+            fprintf(stderr, "WARNING: --regex|-r is not implemented on Windows. Using default filter mode.\n");
+#endif
             continue;
         }
         if (ARGM("--sep") || ARGM("-s")) {