diff --git a/winsup/cygwin/msys2_path_conv.cc b/winsup/cygwin/msys2_path_conv.cc
index d584800c00..4c0cc82cf2 100644
--- a/winsup/cygwin/msys2_path_conv.cc
+++ b/winsup/cygwin/msys2_path_conv.cc
@@ -341,6 +341,16 @@ path_type find_path_start_and_type(const char** src, int recurse, const char* en
 
     if (*it == '\0' || it == end) return NONE;
 
+    /*
+     * Skip path mangling when environment indicates it.
+     */
+    const char *no_pathconv = getenv ("MSYS_NO_PATHCONV");
+
+    if (no_pathconv) {
+        *src = end;
+        return NONE;
+    }
+
     /* Let's not convert ~/.file to ~C:\msys64\.file */
     if (*it == '~') {
 skip_p2w: