diff --git a/drivers/png/SCsub b/drivers/png/SCsub
index fce37257b16..4268a664750 100644
--- a/drivers/png/SCsub
+++ b/drivers/png/SCsub
@@ -46,18 +46,18 @@ if env["builtin_libpng"]:
             if "S_compiler" in env:
                 env_neon["CC"] = env["S_compiler"]
             neon_sources = []
-            neon_sources.append(env_neon.Object(thirdparty_dir + "/arm/arm_init.c"))
-            neon_sources.append(env_neon.Object(thirdparty_dir + "/arm/filter_neon_intrinsics.c"))
-            neon_sources.append(env_neon.Object(thirdparty_dir + "/arm/filter_neon.S"))
-            neon_sources.append(env_neon.Object(thirdparty_dir + "/arm/palette_neon_intrinsics.c"))
+            neon_sources.append(env_neon.Object(thirdparty_dir + "arm/arm_init.c"))
+            neon_sources.append(env_neon.Object(thirdparty_dir + "arm/filter_neon_intrinsics.c"))
+            neon_sources.append(env_neon.Object(thirdparty_dir + "arm/filter_neon.S"))
+            neon_sources.append(env_neon.Object(thirdparty_dir + "arm/palette_neon_intrinsics.c"))
             thirdparty_obj += neon_sources
     elif env["arch"].startswith("x86"):
         env_thirdparty.Append(CPPDEFINES=["PNG_INTEL_SSE"])
-        env_thirdparty.add_source_files(thirdparty_obj, thirdparty_dir + "/intel/intel_init.c")
-        env_thirdparty.add_source_files(thirdparty_obj, thirdparty_dir + "/intel/filter_sse2_intrinsics.c")
+        env_thirdparty.add_source_files(thirdparty_obj, thirdparty_dir + "intel/intel_init.c")
+        env_thirdparty.add_source_files(thirdparty_obj, thirdparty_dir + "intel/filter_sse2_intrinsics.c")
     elif env["arch"] == "ppc64":
-        env_thirdparty.add_source_files(thirdparty_obj, thirdparty_dir + "/powerpc/powerpc_init.c")
-        env_thirdparty.add_source_files(thirdparty_obj, thirdparty_dir + "/powerpc/filter_vsx_intrinsics.c")
+        env_thirdparty.add_source_files(thirdparty_obj, thirdparty_dir + "powerpc/powerpc_init.c")
+        env_thirdparty.add_source_files(thirdparty_obj, thirdparty_dir + "powerpc/filter_vsx_intrinsics.c")
 
     env.drivers_sources += thirdparty_obj
 
diff --git a/methods.py b/methods.py
index 65b88a5c656..6f8b11819bd 100644
--- a/methods.py
+++ b/methods.py
@@ -73,21 +73,13 @@ def print_error(*values: object) -> None:
 
 def add_source_files_orig(self, sources, files, allow_gen=False):
     # Convert string to list of absolute paths (including expanding wildcard)
-    if isinstance(files, (str, bytes)):
-        # Keep SCons project-absolute path as they are (no wildcard support)
-        if files.startswith("#"):
-            if "*" in files:
-                print_error("Wildcards can't be expanded in SCons project-absolute path: '{}'".format(files))
-                return
-            files = [files]
-        else:
-            # Exclude .gen.cpp files from globbing, to avoid including obsolete ones.
-            # They should instead be added manually.
-            skip_gen_cpp = "*" in files
-            dir_path = self.Dir(".").abspath
-            files = sorted(glob.glob(dir_path + "/" + files))
-            if skip_gen_cpp and not allow_gen:
-                files = [f for f in files if not f.endswith(".gen.cpp")]
+    if isinstance(files, str):
+        # Exclude .gen.cpp files from globbing, to avoid including obsolete ones.
+        # They should instead be added manually.
+        skip_gen_cpp = "*" in files
+        files = self.Glob(files)
+        if skip_gen_cpp and not allow_gen:
+            files = [f for f in files if not str(f).endswith(".gen.cpp")]
 
     # Add each path as compiled Object following environment (self) configuration
     for path in files: